{"id":3949,"date":"2026-03-08T20:43:45","date_gmt":"2026-03-08T17:43:45","guid":{"rendered":"https:\/\/math.karazin.ua\/?page_id=3949"},"modified":"2026-03-12T22:45:32","modified_gmt":"2026-03-12T19:45:32","slug":"yampolsky-o-l","status":"publish","type":"page","link":"https:\/\/math.karazin.ua\/en\/yampolsky-o-l\/","title":{"rendered":"Scientific and pedagogical staff"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"3949\" class=\"elementor elementor-3949\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9aa745c e-flex e-con-boxed e-con e-parent\" data-id=\"9aa745c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ec27dbc elementor-position-left elementor-vertical-align-middle elementor-widget elementor-widget-image-box\" data-id=\"ec27dbc\" data-element_type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><figure class=\"elementor-image-box-img\"><img fetchpriority=\"high\" decoding=\"async\" width=\"487\" height=\"617\" src=\"https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.40.38.png\" class=\"attachment-full size-full wp-image-3952\" alt=\"\" srcset=\"https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.40.38.png 487w, https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.40.38-237x300.png 237w\" sizes=\"(max-width: 487px) 100vw, 487px\" \/><\/figure><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Yampolskyi Oleksandr Leonidovych<\/h3><p class=\"elementor-image-box-description\">Doctor of Physical and Mathematical Sciences in the specialty \u00abGeometry and Topology\u00bb, Professor at the Department of Fundamental Mathematics<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-df7c9fc e-flex e-con-boxed e-con e-parent\" data-id=\"df7c9fc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e958001 elementor-widget elementor-widget-n-accordion\" data-id=\"e958001\" data-element_type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2440\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2440\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u041d\u0430\u0443\u043a\u043e\u0432\u0430 \u0431\u0456\u043e\u0433\u0440\u0430\u0444\u0456\u044f <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2440\" class=\"elementor-element elementor-element-5ce9834 e-flex e-con-boxed e-con e-child\" data-id=\"5ce9834\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-add21d7 elementor-widget elementor-widget-text-editor\" data-id=\"add21d7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li><span style=\"font-weight: 400;\">2021: Awarded academic title: <\/span><b>Professor<\/b><span style=\"font-weight: 400;\"> at the Department of Fundamental Mathematics.<\/span><\/li><li>2015: Obtained scientific degree: <b>Doctor of Physical and Mathematical Sciences<\/b><span>. Dissertation: \u00abGeometry of Submanifolds in Fibered Spaces\u00bb.<\/span><\/li><li>1991: Awarded academic title: <b>\u0434\u043e\u0446\u0435\u043d\u0442<\/b><span> at the Department of Geometry.<\/span><\/li><li>1986: Obtained scientific degree: <b>\u043a\u0430\u043d\u0434\u0438\u0434\u0430\u0442 \u0444\u0456\u0437\u0438\u043a\u043e-\u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u0438\u0445 \u043d\u0430\u0443\u043a<\/b><span>, Odesa State University (Ukraine). Dissertation: \u00abOn Sasaki Metric of Tangent and Normal Bundles\u00bb.<\/span><\/li><li>1982 \u2013 1986: <b>Postgraduate student<\/b><span> of the Faculty of Mechanics and Mathematics of Kharkiv National University, Kharkiv, Ukraine.<\/span><\/li><li>1978: Obtained qualification: <b>Master of Mathematics<\/b><span> (\u0435\u043a\u0432\u0456\u0432\u0430\u043b\u0435\u043d\u0442), \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442.<\/span><\/li><li>1973 \u2013 1978: <b>\u0421\u0442\u0443\u0434\u0435\u043d\u0442<\/b><span> \u043c\u0435\u0445\u0430\u043d\u0456\u043a\u043e-\u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u043e\u0433\u043e \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442\u0443 \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u043e\u0433\u043e \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0443, \u0425\u0430\u0440\u043a\u0456\u0432.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2441\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2441\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u041f\u0440\u043e\u0444\u0435\u0441\u0456\u0439\u043d\u0430 \u0434\u0456\u044f\u043b\u044c\u043d\u0456\u0441\u0442\u044c <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2441\" class=\"elementor-element elementor-element-1517070 e-flex e-con-boxed e-con e-child\" data-id=\"1517070\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4578f72 elementor-widget elementor-widget-text-editor\" data-id=\"4578f72\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">\u0417\u0430\u0433\u0430\u043b\u044c\u043d\u0438\u0439 \u0441\u0442\u0430\u0436 \u0440\u043e\u0431\u043e\u0442\u0438 \u043d\u0430 \u0432\u0438\u043a\u043b\u0430\u0434\u0430\u0446\u044c\u043a\u0438\u0445 \u043f\u043e\u0441\u0430\u0434\u0430\u0445 \u2013 40 \u0440\u043e\u043a\u0456\u0432<\/span><\/p><p><span style=\"font-weight: 400;\">2022:\u00a0 \u0434\u043e \u0442\u0435\u043f\u0435\u0440: \u041f\u0440\u043e\u0444\u0435\u0441\u043e\u0440 \u043a\u0430\u0444\u0435\u0434\u0440\u0438 \u0444\u0443\u043d\u0434\u0430\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0457\u00a0 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438, \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438 \u0456 \u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0438, \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0456\u043c\u0435\u043d\u0456 \u0412.\u041d. \u041a\u0430\u0440\u0430\u0437\u0456\u043d\u0430, \u0425\u0430\u0440\u043a\u0456\u0432, \u0423\u043a\u0440\u0430\u0457\u043d\u0430<\/span><\/p><p><span style=\"font-weight: 400;\">2023: \u0412\u0438\u043a\u043b\u0430\u0434\u0430\u0447\u00a0 \u043a\u0443\u0440\u0441\u0443 MATH 119 \u201c\u041c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u0438\u0439 \u0430\u043d\u0430\u043b\u0456\u0437 2\u201d, \u0423\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0412\u0430\u0442\u0435\u0440\u043b\u043e\u043e, \u0412\u0430\u0442\u0435\u0440\u043b\u043e\u043e, \u041e\u043d\u0442\u0430\u0440\u0456\u043e, \u041a\u0430\u043d\u0430\u0434\u0430.<\/span><\/p><p><span style=\"font-weight: 400;\">2022 \u2013 2023: \u0437\u0430\u043f\u0440\u043e\u0448\u0435\u043d\u0438\u0439 \u0434\u043e\u0441\u043b\u0456\u0434\u043d\u0438\u043a \u043d\u0430 \u043a\u0430\u0444\u0435\u0434\u0440\u0456 \u0447\u0438\u0441\u0442\u043e\u0457 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438, \u0423\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0412\u0430\u0442\u0435\u0440\u043b\u043e\u043e, \u0412\u0430\u0442\u0435\u0440\u043b\u043e\u043e, \u041e\u043d\u0442\u0430\u0440\u0456\u043e, \u041a\u0430\u043d\u0430\u0434\u0430.<\/span><\/p><p><span style=\"font-weight: 400;\">2016 \u2013 2022: \u0417\u0430\u0432\u0456\u0434\u0443\u0432\u0430\u0447 \u043a\u0430\u0444\u0435\u0434\u0440\u0438 \u0444\u0443\u043d\u0434\u0430\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0457\u00a0 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438, \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438 \u0456 \u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0438, \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0456\u043c\u0435\u043d\u0456 \u0412.\u041d. \u041a\u0430\u0440\u0430\u0437\u0456\u043d\u0430, \u0425\u0430\u0440\u043a\u0456\u0432, \u0423\u043a\u0440\u0430\u0457\u043d\u0430.<\/span><\/p><p><span style=\"font-weight: 400;\">2014\u20132015: \u0417\u0430\u0432\u0456\u0434\u0443\u0432\u0430\u0447 \u043a\u0430\u0444\u0435\u0434\u0440\u0438 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u0457, \u043c\u0435\u0445\u0430\u043d\u0456\u043a\u043e-\u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u0438\u0439 \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442, \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0456\u043c\u0435\u043d\u0456 \u0412.\u041d. \u041a\u0430\u0440\u0430\u0437\u0456\u043d\u0430, \u0425\u0430\u0440\u043a\u0456\u0432, \u0423\u043a\u0440\u0430\u0457\u043d\u0430.<\/span><\/p><p><span style=\"font-weight: 400;\">2021: \u041f\u0440\u043e\u0444\u0435\u0441\u043e\u0440 \u043f\u043e\u00a0 \u043a\u0430\u0444\u0435\u0434\u0440\u0456 \u0444\u0443\u043d\u0434\u0430\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0457 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438, \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438 \u0456 \u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0438, \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442, \u0425\u0430\u0440\u043a\u0456\u0432, \u0423\u043a\u0440\u0430\u0457\u043d\u0430.<\/span><\/p><p><span style=\"font-weight: 400;\">2015: \u0414\u043e\u043a\u0442\u043e\u0440 \u0444\u0456\u0437\u0438\u043a\u043e-\u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u0438\u0445 \u043d\u0430\u0443\u043a. \u0414\u0438\u0441\u0435\u0440\u0442\u0430\u0446\u0456\u044f: \u201c\u0413\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f \u043f\u0456\u0434\u043c\u043d\u043e\u0433\u043e\u0432\u0438\u0434\u0456\u0432 \u0443 \u0440\u043e\u0437\u0448\u0430\u0440\u043e\u0432\u0430\u043d\u0438\u0445 \u043f\u0440\u043e\u0441\u0442\u043e\u0440\u0430\u0445\u201d. \u0424\u0422\u0424\u041d\u0422 \u041d\u0410\u041d \u0423\u043a\u0440\u0430\u0457\u043d\u0438.<\/span><\/p><p><span style=\"font-weight: 400;\">1991: \u0414\u043e\u0446\u0435\u043d\u0442 \u043f\u043e \u043a\u0430\u0444\u0435\u0434\u0440\u0438 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u0457.<\/span><\/p><p><span style=\"font-weight: 400;\">1986 \u2013 1986: \u0430\u0441\u0438\u0441\u0442\u0435\u043d\u0442 \u043a\u0430\u0444\u0435\u0434\u0440 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u0457 \u043c\u0435\u0445\u0430\u043d\u0456\u043a\u043e-\u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u043e\u0433\u043e \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442\u0443, \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442, \u0425\u0430\u0440\u043a\u0456\u0432, \u0423\u043a\u0440\u0430\u0457\u043d\u0430.<\/span><\/p><p><span style=\"font-weight: 400;\">1986: \u041a\u0430\u043d\u0434\u0438\u0434\u0430\u0442 \u0444\u0456\u0437\u0438\u043a\u043e-\u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u0438\u0445 \u043d\u0430\u0443\u043a, \u041e\u0434\u0435\u0441\u044c\u043a\u0438\u0439 \u0434\u0435\u0440\u0436\u0430\u0432\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 (\u0423\u043a\u0440\u0430\u0457\u043d\u0430). \u0414\u0438\u0441\u0435\u0440\u0442\u0430\u0446\u0456\u044f: \u201c\u041f\u0440\u043e \u043c\u0435\u0442\u0440\u0438\u043a\u0443 \u0421\u0430\u0441\u0430\u043a\u0456 \u0434\u043e\u0442\u0438\u0447\u043d\u043e\u0433\u043e \u0442\u0430 \u043d\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0440\u043e\u0437\u0448\u0430\u0440\u0443\u0432\u0430\u043d\u044c\u201d.<\/span><\/p><p><span style=\"font-weight: 400;\">1982 \u2013 1986 \u0410\u0441\u043f\u0456\u0440\u0430\u043d\u0442 \u043a\u0430\u0444\u0435\u0434\u0440\u0438 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u0457, \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442, \u0425\u0430\u0440\u043a\u0456\u0432, \u0423\u043a\u0440\u0430\u0457\u043d\u0430.<\/span><\/p><p><span style=\"font-weight: 400;\">1973\u20131978:\u00a0 \u043d\u0430\u0432\u0447\u0430\u043d\u043d\u044f \u043d\u0430 \u043c\u0435\u0445\u0430\u043d\u0456\u043a\u043e-\u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u043d\u043e\u043c\u0443 \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442\u0456, \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u0438\u0439 \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u0438\u0439 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442, \u0425\u0430\u0440\u043a\u0456\u0432, \u0423\u043a\u0440\u0430\u0457\u043d\u0430.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2442\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2442\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u041d\u0430\u0443\u043a\u043e\u0432\u0456 \u0456\u043d\u0442\u0435\u0440\u0435\u0441\u0438 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2442\" class=\"elementor-element elementor-element-48ce65d e-con-full e-flex e-con e-child\" data-id=\"48ce65d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b516042 elementor-widget elementor-widget-text-editor\" data-id=\"b516042\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li dir=\"ltr\" role=\"presentation\"><span style=\"font-weight: 400;\">Differential geometry<\/span><\/li><li dir=\"ltr\" role=\"presentation\"><span style=\"font-weight: 400;\">Riemannian geometry<\/span><\/li><li dir=\"ltr\" role=\"presentation\"><span style=\"font-weight: 400;\">\u0420\u043e\u0437\u0448\u0430\u0440\u0443\u0432\u0430\u043d\u043d\u044f<\/span><\/li><li dir=\"ltr\" role=\"presentation\"><span style=\"font-weight: 400;\">\u0417\u0430\u0441\u0442\u043e\u0441\u0443\u0432\u0430\u043d\u043d\u044f \u043a\u043e\u043c\u043f\u2019\u044e\u0442\u0435\u0440\u043d\u043e\u0457 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0438<\/span><\/li><\/ul><h4 dir=\"ltr\" role=\"presentation\">\u041f\u043e\u0441\u0438\u043b\u0430\u043d\u043d\u044f \u043d\u0430 \u0441\u0442\u043e\u0440\u0456\u043d\u043a\u0438 \u0432 \u043d\u0430\u0443\u043a\u043e\u0432\u0438\u0445 \u043c\u0435\u0440\u0435\u0436\u0430\u0445:<\/h4><ul><li><span style=\"font-weight: 400;\">Scopus:\u00a0 <\/span><a href=\"http:\/\/www.scopus.com\/inward\/authorDetails.url?authorID=6507412115&amp;partnerID=MN8TOARS\"><span style=\"font-weight: 400;\">Scopus Author ID: 6507412115<\/span><\/a><span style=\"font-weight: 400;\">\u00a0 Documents 19, citations 53 by 43 documents, h-index =5<\/span><\/li><li><span style=\"font-weight: 400;\">WoS: PCT-3394-2025<\/span><\/li><li><span style=\"font-weight: 400;\">ResearchGate:\u00a0 <\/span><a href=\"https:\/\/www.researchgate.net\/profile\/Alexander-Yampolsky?ev=hdr_xprf\"><span style=\"font-weight: 400;\">https:\/\/www.researchgate.net\/profile\/Alexander-Yampolsky?ev=hdr_xprf<\/span><\/a><\/li><li><span style=\"font-weight: 400;\">Google Scholar: <\/span><a href=\"https:\/\/scholar.google.com.ua\/citations?user=xSFdmaUAAAAJ&amp;hl=ru\"><span style=\"font-weight: 400;\">https:\/\/scholar.google.com.ua\/citations?user=xSFdmaUAAAAJ&amp;hl=ru<\/span><\/a><\/li><li><span style=\"font-weight: 400;\">ORCID: <\/span><a href=\"https:\/\/orcid.org\/0000-0002-7215-3669\"><span style=\"font-weight: 400;\">https:\/\/orcid.org\/0000-0002-7215-3669<\/span><\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2443\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2443\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u0412\u0438\u043a\u043b\u0430\u0434\u0430\u0446\u044c\u043a\u0438\u0439 \u0434\u043e\u0441\u0432\u0456\u0434 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2443\" class=\"elementor-element elementor-element-ba98f62 e-con-full e-flex e-con e-child\" data-id=\"ba98f62\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a4ff2e elementor-widget elementor-widget-text-editor\" data-id=\"7a4ff2e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4><b>\u041b\u0435\u043a\u0446\u0456\u0439\u043d\u0456 \u043a\u0443\u0440\u0441\u0438 \u0434\u043b\u044f \u0431\u0430\u043a\u0430\u043b\u0430\u0432\u0440\u0456\u0432<\/b><\/h4><ul><li><span style=\"font-weight: 400;\">\u0410\u043d\u0430\u043b\u0456\u0442\u0438\u0447\u043d\u0430 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f:\u00a0 9 \u043a\u0440\u0435\u0434\u0438\u0442\u0456\u0432 (270\u00a0 \u0433\u043e\u0434\u0438\u043d)<\/span><\/li><li><span style=\"font-weight: 400;\">\u0414\u0438\u0444\u0435\u0440\u0435\u043d\u0446\u0456\u0430\u043b\u044c\u043d\u0430 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f: 8 \u043a\u0440\u0435\u0434\u0438\u0442\u0456\u0432 (240 \u0433\u043e\u0434\u0438\u043d)<\/span><\/li><li><span style=\"font-weight: 400;\">\u041a\u043b\u0430\u0441\u0438\u0447\u043d\u0456 \u0437\u0430\u0434\u0430\u0447\u0456 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u0457 \u00ab\u0432 \u0446\u0456\u043b\u043e\u043c\u0443\u00bb : 4 \u043a\u0440\u0435\u0434\u0438\u0442\u0438 (120 \u0433\u043e\u0434\u0438\u043d)<\/span><\/li><li><span style=\"font-weight: 400;\">\u0421\u0438\u043c\u0432\u043e\u043b\u044c\u043d\u0456 \u043e\u0431\u0447\u0438\u0441\u043b\u0435\u043d\u043d\u044f \u0456 \u043c\u043e\u0434\u0435\u043b\u044e\u0432\u0430\u043d\u043d\u044f: 5 \u043a\u0440\u0435\u0434\u0438\u0442\u0456\u0432 (150 \u0433\u043e\u0434\u0438\u043d)<\/span><\/li><li><span style=\"font-weight: 400;\">\u041f\u0440\u0430\u043a\u0442\u0438\u0447\u043d\u0456 \u0437\u0430\u043d\u044f\u0442\u0442\u044f \u0437 \u0430\u043d\u0430\u043b\u0456\u0442\u0438\u0447\u043d\u043e\u0457 \u0442\u0430 \u0434\u0438\u0444\u0435\u0440\u0435\u043d\u0446\u0456\u0430\u043b\u044c\u043d\u043e\u0457 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u0457<\/span><\/li><\/ul><h4><b>\u041b\u0435\u043a\u0446\u0456\u0439\u043d\u0456 \u043a\u0443\u0440\u0441\u0438 \u0434\u043b\u044f \u043c\u0430\u0433\u0456\u0441\u0442\u0440\u0456\u0432:<\/b><\/h4><ul><li><span style=\"font-weight: 400;\">\u0413\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f \u0440\u043e\u0437\u0448\u0430\u0440\u043e\u0432\u0430\u043d\u0438\u0445 \u043f\u0440\u043e\u0441\u0442\u043e\u0440\u0456\u0432: 4 \u043a\u0440\u0435\u0434\u0438\u0442\u0438 (120 \u0433\u043e\u0434\u0438\u043d)<\/span><\/li><li><span style=\"font-weight: 400;\">\u041e\u0441\u043d\u043e\u0432\u0438 \u043d\u0430\u0443\u043a\u043e\u0432\u0438\u0445 \u0434\u043e\u0441\u043b\u0456\u0434\u0436\u0435\u043d\u044c: 3 \u043a\u0440\u0435\u0434\u0438\u0442\u0438 (90 \u0433\u043e\u0434\u0438\u043d)<\/span><\/li><\/ul><h4><b>Lecture courses for postgraduate students<\/b><span style=\"font-weight: 400;\">:<\/span><\/h4><ul><li><span style=\"font-weight: 400;\">Modern methods of obtaining and presenting research results in mathematics: 5 credits (150 hours)<\/span><\/li><\/ul><h4><b>Supervision of postgraduate students:<\/b><\/h4><ul><li><span style=\"font-weight: 400;\">Lotarets L.A. (defense 2025)<\/span><\/li><li><span style=\"font-weight: 400;\">Shuhailo O.O. (defended, 2015)<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2444\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2444\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u041e\u0431\u0440\u0430\u043d\u0456 \u043d\u0430\u0443\u043a\u043e\u0432\u0456 \u043f\u0443\u0431\u043b\u0456\u043a\u0430\u0446\u0456\u0457 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2444\" class=\"elementor-element elementor-element-58800cd e-flex e-con-boxed e-con e-child\" data-id=\"58800cd\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0bcd613 elementor-widget elementor-widget-text-editor\" data-id=\"0bcd613\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ol><li><b>Yampolsky A.\u00a0 <\/b><i><span style=\"font-weight: 400;\">Minimal unit vector fields on oscillator groups.<\/span><\/i><b> Book series \u201cSpringer Proceedings in Mathematics &amp; Statistics\u201d, \u201cDifferential Geometric Structures and Applications\u201d. 4th International Workshop on Differential Geometry, Haifa, Israel, May 10 \u2013 13, 2023, Haifa, Israel<\/b><span style=\"font-weight: 400;\">. <\/span><b>P. 117-133<\/b><span style=\"font-weight: 400;\">. <\/span><a href=\"https:\/\/doi.org\/10.1007\/978-3-031-50586-7\"><span style=\"font-weight: 400;\">https:\/\/doi.org\/10.1007\/978-3-031-50586-7<\/span><\/a><b><\/b><\/li><li><b>Yampolsky A.<\/b><span style=\"font-weight: 400;\">\u00a0 <\/span><i><span style=\"font-weight: 400;\">On properties of the Reeb vector field of <\/span><\/i><i><span style=\"font-weight: 400;\">trans-Sasakian structure<\/span><\/i><b>. Turkish Journal of Mathematics, 2022, Vol. 46: No. 6, Article 19. <\/b><a href=\"https:\/\/doi.org\/10.55730\/1300-0098.3271\"><span style=\"font-weight: 400;\">https:\/\/doi.org\/10.55730\/1300-0098.3271<\/span><\/a><\/li><li><b>Yampolsky A.<\/b><span style=\"font-weight: 400;\">\u00a0 <\/span><i><span style=\"font-weight: 400;\">On Projective Classification of Points of a Submanifold in the Euclidean Space.<\/span><\/i> <b>Journal of Mathematical Physics, Analysis, Geometry. 2020. V. 16, \u2116 3, P. 364\u2013371.<\/b><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">. Catacaustics of a hypersurface in the Euclidean n-space. <\/span><b>Mediterranean Journal of Mathematics<\/b><span style=\"font-weight: 400;\">, (2019) 16: 88. <\/span><a href=\"https:\/\/doi.org\/10.1007\/s00009-019-1365-3\"><span style=\"font-weight: 400;\">https:\/\/doi.org\/10.1007\/s00009-019-1365-3<\/span><\/a><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">., Opariy A. <\/span><i><span style=\"font-weight: 400;\">Generalized helices in three-dimensional Lie groups<\/span><\/i><span style=\"font-weight: 400;\">, <\/span><b>Turkish Journal of Mathematics <\/b><span style=\"font-weight: 400;\">(2019) 43: 1447 \u2013 1455. <\/span><a href=\"http:\/\/journals.tubitak.gov.tr\/math\/\"><span style=\"font-weight: 400;\">http:\/\/journals.tubitak.gov.tr\/math\/<\/span><\/a><\/li><li><b>Yampolsky A.,<\/b><span style=\"font-weight: 400;\"> Fursenko O. <\/span><i><span style=\"font-weight: 400;\">Caustics of wave fronts reflected by a surface<\/span><\/i><span style=\"font-weight: 400;\">, <\/span><b>Journal of Mathematical Sciences and Modeling<\/b><span style=\"font-weight: 400;\">,\u00a0 2018, V 1 , Issue 2, Pages 131 \u2013 137.\u00a0 https:\/\/doi.org\/10.33187\/jmsm.431543<\/span><\/li><li><b>Y<\/b><b>ampolsky A.<\/b> <i><span style=\"font-weight: 400;\">Eikonal Hypersurfaces in the Euclidean n-Space<\/span><\/i><span style=\"font-weight: 400;\">\u00a0. <\/span><b>Mediterranean Journal of Mathematics<\/b><span style=\"font-weight: 400;\">, 2017, 14: 160<\/span><span style=\"font-weight: 400;\">. <\/span><a href=\"https:\/\/doi.org\/10.1007\/s00009-017-0965\"><span style=\"font-weight: 400;\">https:\/\/doi.org\/10.1007\/s00009-017-0965<\/span><\/a><\/li><li><b>Yampolsky A.<\/b> <i><span style=\"font-weight: 400;\">On stability of totally geodesic unit vector fields on three-dimensional Lie groups<\/span><\/i><span style=\"font-weight: 400;\">. <\/span><b>Geometry and its Applications. Springer <\/b><b>Proceedings in Mathematics &amp; Statistics.<\/b><span style=\"font-weight: 400;\"> -2014. -Vol. 72. -P. 167 \u2013\u00a0 195<\/span><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">. <\/span><i><span style=\"font-weight: 400;\">Minimal and totally geodesic sections of the unit sphere bundles<\/span><\/i><span style=\"font-weight: 400;\">.\u00a0 <\/span><b>\u0412\u0456\u0441\u043d\u0438\u043a \u0425\u041d\u0423, \u0441\u0435\u0440. \u041c\u0430\u0442. \u041f\u0440\u0438\u043a\u043b. \u041c\u0430\u0442 \u0456 \u043c\u0435<\/b><span style=\"font-weight: 400;\">\u0445., 1030 (2012), 54 \u2013 70.<\/span><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">.\u00a0 <\/span><i><span style=\"font-weight: 400;\">On geodesics of tangent bundle with fiberwise deformed Sasaki metric over Kahlerian manifold<\/span><\/i><span style=\"font-weight: 400;\">. \u00a0 <\/span><b>Journal of Math. Phys., Analysis,\u00a0 Geom.\u00a0 <\/b><span style=\"font-weight: 400;\">8\/2 (2012),\u00a0 p. 177 \u2013 189<\/span><b>.<\/b><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">. <\/span><i><span style=\"font-weight: 400;\">Totally geodesic vector fields on pseudo-Riemannian manifolds<\/span><\/i><span style=\"font-weight: 400;\">. <\/span><b>\u0412\u0456\u0441\u043d\u0438\u043a \u0425\u041d\u0423 \u0456\u043c. \u0412.\u041d. \u041a\u0430\u0440\u0430\u0437\u0456\u043d\u0430, \u0441\u0435\u0440. \u041c\u0430\u0442., \u043f\u0440\u0438\u043a\u043b. \u041c\u0430\u0442., \u043c\u0435\u0445<\/b><span style=\"font-weight: 400;\">.\u00a0 990 (2011), 4 \u2013 14<\/span><\/li><li><b>Yampolsky A.<\/b><span style=\"font-weight: 400;\">\u00a0 <\/span><i><span style=\"font-weight: 400;\">Invariant totally geodesic unit vector fields on three-dimensional Lie groups.<\/span><\/i><span style=\"font-weight: 400;\">\u00a0 <\/span><b>Journal of Math. Phys., Analysis,\u00a0 Geom<\/b><span style=\"font-weight: 400;\">.\u00a0 3\/2 (2007),\u00a0 p. 253 \u2013 276.<\/span><\/li><li><b>Yampolsky A.<\/b> <i><span style=\"font-weight: 400;\">On special types of minimal and totally geodesic unit vector fields<\/span><\/i><span style=\"font-weight: 400;\">. <\/span><b>7-th International Conference on Geometry, Integrability and Quantization<\/b><span style=\"font-weight: 400;\">, June 2-10, Varna (Bulgaria), SOFTEX, Sofia, 2005, 290 \u2013 304<\/span><\/li><li><b>Yampolsky A.<\/b> <i><span style=\"font-weight: 400;\">Totally geodesic submanifolds in the tangent bundle of a Riemannian 2-manifold<\/span><\/i><b>.\u00a0 Mat. phys., analysis, geometry<\/b><span style=\"font-weight: 400;\">\u00a02005, 1\/1, 116 \u2013 139<\/span><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">. Totally geodesic unit vector fields on Riemannian\u00a0 manifold \/\/\u00a0 <\/span><b>Dop. Ukr.\u00a0 Acad Nauk<\/b><span style=\"font-weight: 400;\">\u00a0 2005,\u00a0 3, 32\u201335.<\/span><\/li><li><b>Yampolsky A.<\/b> <i><span style=\"font-weight: 400;\">Full description of totally geodesic unit vector field on Riemannian 2-manifold. <b>Mat. phys., analysis, geometry<\/b><\/span><\/i><span style=\"font-weight: 400;\">\u00a02004, 11\/3, 355-365.<\/span><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">., Saharova E. <\/span><i><span style=\"font-weight: 400;\">Powers of the space form curvature operator and geodesics of the tangent bundle. <\/span><\/i><b>\u00a0Ukr. Math. Journal<\/b><span style=\"font-weight: 400;\">\u00a0 2004, 56\/9,\u00a0 1231-1243.<\/span><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">. , Abbassi M.T.K. <\/span><i><span style=\"font-weight: 400;\">Transverse totally geodesic submanifolds of the tangent bundle.<\/span><\/i> <b>Publ. Math. Debrecen<\/b><span style=\"font-weight: 400;\">,\u00a0 64 \/1-2 (2004), 129-154<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Yampolsky A.<\/b> <i><span style=\"font-weight: 400;\">On extrinsic geometry of unit normal vector field of Riemannian hyperfoliation.<\/span><\/i> <b>Publ. Math. Debrecen<\/b><span style=\"font-weight: 400;\">., 63\/4 (2003),\u00a0 555-567.<\/span><\/li><li><b>Yampolsky A<\/b><span style=\"font-weight: 400;\">. <\/span><i><span style=\"font-weight: 400;\">Totally geodesic property of the Hopf vector field<\/span><\/i><b>. Acta \u00a0 Math. Hungar<\/b><span style=\"font-weight: 400;\">. \u00a0 101, 1-2 (2003), 73-92.<\/span><\/li><li><b>Yampolsky A<\/b><i><span style=\"font-weight: 400;\">. On the intrinsic geometry of a unit vector field<\/span><\/i><span style=\"font-weight: 400;\">. <\/span><b>Comment.\u00a0 Math. Univ.\u00a0 Carolinae<\/b><span style=\"font-weight: 400;\"> 43,\u00a0 2(2002), 299-317.<\/span><\/li><li><b>Yampolsky A.<\/b><span style=\"font-weight: 400;\"> On the mean curvature of a unit vector field.\/\/ <\/span><b>Publ. Math. Debrecen<\/b><span style=\"font-weight: 400;\">, 60(2002), 1\/2, 131-155.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Yampolsky A.L. <\/span><i><span style=\"font-weight: 400;\">On the vertical strong-sphericity index of Sasaki metric of tangent sphere bundle<\/span><\/i><b>. <i><span style=\"font-weight: 400;\">Mat. phys., analysis, geometry<\/span><\/i>, 1996<\/b><span style=\"font-weight: 400;\">, v.3, No 3\/4, p. 446-456.<\/span><\/li><li><b>Yampolsky A.L<\/b><span style=\"font-weight: 400;\">. <\/span><i><span style=\"font-weight: 400;\">On the totally geodesic vector fields on submanifold<\/span><\/i><span style=\"font-weight: 400;\">. <i><b>Mat. phys., analysis, geometry<\/b><\/i><\/span><b>, 1994<\/b><span style=\"font-weight: 400;\">, v.1,\u00a0 No 3\/4, pp. 540-545.<\/span><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2445\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"6\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2445\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u041d\u0430\u0443\u043a\u043e\u0432\u043e-\u043c\u0435\u0442\u043e\u0434\u0438\u0447\u043d\u0456 \u0432\u0438\u0434\u0430\u043d\u043d\u044f <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2445\" class=\"elementor-element elementor-element-8e753c5 e-flex e-con-boxed e-con e-child\" data-id=\"8e753c5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-faebcc5 elementor-widget elementor-widget-text-editor\" data-id=\"faebcc5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ol><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u042f\u043c\u043f\u043e\u043b\u044c\u0441\u044c\u043a\u0438\u0439 \u041e. \u0410\u043d\u0430\u043b\u0456\u0442\u0438\u0447\u043d\u0430 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f. \u0422\u0435\u043e\u0440\u0456\u044f \u0442\u0430 \u0437\u0430\u0441\u0442\u043e\u0441\u0443\u0432\u0430\u043d\u043d\u044f. 350 \u0441. (2026)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0\u042f\u043c\u043f\u043e\u043b\u044c\u0441\u044c\u043a\u0438\u0439 \u041e. \u0414\u0438\u0444\u0435\u0440\u0435\u043d\u0446\u0456\u0430\u043b\u044c\u043d\u0430 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f. \u0411\u0430\u0437\u043e\u0432\u0438\u0439 \u043b\u0435\u043a\u0446\u0456\u0439\u043d\u0438\u0439 \u043a\u0443\u0440\u0441. 350 \u0441. (2024)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0\u042f\u043c\u043f\u043e\u043b\u044c\u0441\u044c\u043a\u0438\u0439 \u041e., \u0428\u0443\u0433\u0430\u0439\u043b\u043e \u041e. \u0410\u043d\u0430\u043b\u0456\u0442\u0438\u0447\u043d\u0430 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f. \u041a\u0430\u043d\u043e\u043d\u0456\u0447\u043d\u0456 \u043a\u0440\u0438\u0432\u0456 \u0442\u0430 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u0456 2-\u0433\u043e \u043f\u043e\u0440\u044f\u0434\u043a\u0443. \u0412\u0438\u0434\u0430\u0432\u043d\u0438\u0446\u0442\u0432\u043e \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u043e\u0433\u043e \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0443 \u0456\u043c\u0435\u043d\u0456 \u0412. \u041d. \u041a\u0430\u0440\u0430\u0437\u0456\u043d\u0430, 2021. 100 \u0441. (ISBN 978-699-285-692-7)\u00a0<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0\u042f\u043c\u043f\u043e\u043b\u044c\u0441\u044c\u043a\u0438\u0439 \u041e. \u0410\u043d\u0430\u043b\u0456\u0442\u0438\u0447\u043d\u0430 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f. \u041a\u0440\u0438\u0432\u0456 \u0442\u0430 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u0456 2-\u0433\u043e \u043f\u043e\u0440\u044f\u0434\u043a\u0443: \u0437\u0430\u0433\u0430\u043b\u044c\u043d\u0430 \u0442\u0435\u043e\u0440\u0456\u044f. \u0412\u0438\u0434\u0430\u0432\u043d\u0438\u0446\u0442\u0432\u043e \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u043e\u0433\u043e \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0443 \u0456\u043c\u0435\u043d\u0456 \u0412. \u041d. \u041a\u0430\u0440\u0430\u0437\u0456\u043d\u0430, 2021. 96 \u0441. (ISBN 978-966-285-691-0)\u00a0<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0\u042f\u043c\u043f\u043e\u043b\u044c\u0441\u044c\u043a\u0438\u0439 \u041e. \u0410\u043d\u0430\u043b\u0456\u0442\u0438\u0447\u043d\u0430 \u0433\u0435\u043e\u043c\u0435\u0442\u0440\u0456\u044f. \u0412\u0435\u043a\u0442\u043e\u0440\u0438, \u043f\u0440\u044f\u043c\u0456 \u0442\u0430 \u043f\u043b\u043e\u0449\u0438\u043d\u0438. \u0412\u0438\u0434\u0430\u0432\u043d\u0438\u0446\u0442\u0432\u043e \u0425\u0430\u0440\u043a\u0456\u0432\u0441\u044c\u043a\u043e\u0433\u043e \u043d\u0430\u0446\u0456\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0443 \u0456\u043c\u0435\u043d\u0456 \u0412. \u041d. \u041a\u0430\u0440\u0430\u0437\u0456\u043d\u0430, 2020. 116 \u0441. (ISBN 978-966-285-650-7) (\u0443\u043a\u0440\u0430\u0457\u043d\u0441\u044c\u043a\u043e\u044e \u043c\u043e\u0432\u043e\u044e)<\/span><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2446\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"7\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2446\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u041e\u0431\u0440\u0430\u043d\u0456 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0456\u0457 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2446\" class=\"elementor-element elementor-element-972188c e-flex e-con-boxed e-con e-child\" data-id=\"972188c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2447\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"8\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2447\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u041d\u0430\u0443\u043a\u043e\u0432\u0456 \u0432\u0456\u0437\u0438\u0442\u0438 \u0442\u0430 \u043f\u0456\u0434\u0432\u0438\u0449\u0435\u043d\u043d\u044f \u043a\u0432\u0430\u043b\u0456\u0444\u0456\u043a\u0430\u0446\u0456\u0457 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2447\" class=\"elementor-element elementor-element-390a6b5 e-flex e-con-boxed e-con e-child\" data-id=\"390a6b5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-77730a5 elementor-widget elementor-widget-text-editor\" data-id=\"77730a5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">\u0422\u0440\u0430\u0432\u0435\u043d\u044c 2022 \u2013 \u0422\u0440\u0430\u0432\u0435\u043d\u044c 2023:\u00a0 \u0423\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0412\u0430\u0442\u0435\u0440\u043b\u043e\u043e (\u041a\u0430\u043d\u0430\u0434\u0430), \u0437\u0430\u043f\u0440\u043e\u0448\u0435\u043d\u0438\u0439 \u0434\u043e\u0441\u043b\u0456\u0434\u043d\u0438\u043a.<\/span><\/p><p><span style=\"font-weight: 400;\">\u041b\u0438\u0441\u0442\u043e\u043f\u0430\u0434\u00a0 2021 \u2013 \u0421\u0456\u0447\u0435\u043d\u044c 2022: \u0421\u0442\u0430\u0436\u0443\u0432\u0430\u043d\u043d\u044f (\u043f\u0456\u0434\u0432\u0438\u0449\u0435\u043d\u043d\u044f \u043a\u0432\u0430\u043b\u0456\u0444\u0456\u043a\u0430\u0446\u0456\u0457) \u0423\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0412\u0430\u0442\u0435\u0440\u043b\u043e\u043e (\u041a\u0430\u043d\u0430\u0434\u0430)<\/span><\/p><p><span style=\"font-weight: 400;\">\u0422\u0440\u0430\u0432\u0435\u043d\u044c 2018:\u00a0 \u0423\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u041c\u0443\u0440\u0441\u0456\u0457 (\u0406\u0441\u043f\u0430\u043d\u0456\u044f), \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u0430 \u043e\u0431\u043c\u0456\u043d\u0443 Erasmus+<\/span><\/p><p><span style=\"font-weight: 400;\">\u0422\u0440\u0430\u0432\u0435\u043d\u044c 2017:\u00a0 \u0423\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u041c\u0443\u0440\u0441\u0456\u0457 (\u0406\u0441\u043f\u0430\u043d\u0456\u044f), \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u0430 \u043e\u0431\u043c\u0456\u043d\u0443 Erasmus+<\/span><\/p><p><span style=\"font-weight: 400;\">\u0421\u0456\u0447\u0435\u043d\u044c\u2013\u041b\u044e\u0442\u0438\u0439 2017: \u00a0 \u0423\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u0412\u0430\u0442\u0435\u0440\u043b\u043e\u043e (\u041a\u0430\u043d\u0430\u0434\u0430), \u0441\u0442\u0430\u0436\u0443\u0432\u0430\u043d\u043d\u044f<\/span><\/p><p><span style=\"font-weight: 400;\">\u0421\u0456\u0447\u0435\u043d\u044c\u2013\u0422\u0440\u0430\u0432\u0435\u043d\u044c 2006: \u0417\u0430\u043f\u0440\u043e\u0448\u0435\u043d\u0438\u0439 \u043f\u0440\u043e\u0444\u0435\u0441\u043e\u0440 \u0432 \u0422\u0435\u0445\u0430\u0441\u044c\u043a\u043e\u043c\u0443 \u0443\u043d\u0456\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0456 A&amp;M (\u0421\u0428\u0410), \u0432\u0438\u043a\u043b\u0430\u0434\u0430\u043d\u043d\u044f \u043a\u0443\u0440\u0441\u0443 \u201c\u0414\u0438\u0444\u0435\u0440\u0435\u043d\u0446\u0456\u0430\u043b\u044c\u043d\u0456 \u0440\u0456\u0432\u043d\u044f\u043d\u043d\u044f \u0437 \u0432\u0438\u043a\u043e\u0440\u0438\u0441\u0442\u0430\u043d\u043d\u044f\u043c MAPLE\u201d<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c809b5d elementor-widget elementor-widget-image-gallery\" data-id=\"c809b5d\" data-element_type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 25%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-3949 gallery-columns-4 gallery-size-medium_large'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"c809b5d\" data-elementor-lightbox-title=\"\u0417\u043d\u0456\u043c\u043e\u043a \u0435\u043a\u0440\u0430\u043d\u0430 2026-03-08 \u043e 19.41.14\" 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https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.41.14-300x211.png 300w, https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.41.14.png 979w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"c809b5d\" data-elementor-lightbox-title=\"\u0417\u043d\u0456\u043c\u043e\u043a \u0435\u043a\u0440\u0430\u043d\u0430 2026-03-08 \u043e 19.41.38\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Mzk2NiwidXJsIjoiaHR0cHM6XC9cL21hdGgua2FyYXppbi51YVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNlwvMDNcL1x1MDQxN1x1MDQzZFx1MDQ1Nlx1MDQzY1x1MDQzZVx1MDQzYS1cdTA0MzVcdTA0M2FcdTA0NDBcdTA0MzBcdTA0M2RcdTA0MzAtMjAyNi0wMy0wOC1cdTA0M2UtMTkuNDEuMzgucG5nIiwic2xpZGVzaG93IjoiYzgwOWI1ZCJ9\" href='https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.41.38.png'><img decoding=\"async\" width=\"529\" height=\"737\" src=\"https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.41.38.png\" class=\"attachment-medium_large size-medium_large\" alt=\"\" srcset=\"https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.41.38.png 529w, https:\/\/math.karazin.ua\/wp-content\/uploads\/2026\/03\/\u0417\u043d\u0456\u043c\u043e\u043a-\u0435\u043a\u0440\u0430\u043d\u0430-2026-03-08-\u043e-19.41.38-215x300.png 215w\" sizes=\"(max-width: 529px) 100vw, 529px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"c809b5d\" data-elementor-lightbox-title=\"\u0417\u043d\u0456\u043c\u043e\u043a \u0435\u043a\u0440\u0430\u043d\u0430 2026-03-08 \u043e 19.41.54\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Mzk2NywidXJsIjoiaHR0cHM6XC9cL21hdGgua2FyYXppbi51YVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNlwvMDNcL1x1MDQxN1x1MDQzZFx1MDQ1Nlx1MDQzY1x1MDQzZVx1MDQzYS1cdTA0MzVcdTA0M2FcdTA0NDBcdTA0MzBcdTA0M2RcdTA0MzAtMjAyNi0wMy0wOC1cdTA0M2UtMTkuNDEuNTQucG5nIiwic2xpZGVzaG93IjoiYzgwOWI1ZCJ9\" 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