{"id":59335,"date":"2026-03-18T07:48:44","date_gmt":"2026-03-18T05:48:44","guid":{"rendered":"https:\/\/omathimatikos.gr\/?p=59335"},"modified":"2026-03-22T10:03:18","modified_gmt":"2026-03-22T08:03:18","slug":"%cf%84%ce%bf-6%ce%bf-%cf%80%ce%b1%ce%bd%ce%b5%ce%bb%ce%bb%ce%ae%ce%bd%ce%b9%ce%bf-%ce%bc%ce%b1%ce%b8%ce%b7%cf%84%ce%b9%ce%ba%cf%8c-%cf%86%ce%b5%cf%83%cf%84%ce%b9%ce%b2%ce%ac%ce%bb-%ce%bc%ce%b1%ce%b8","status":"publish","type":"post","link":"https:\/\/omathimatikos.gr\/?p=59335","title":{"rendered":"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2"},"content":{"rendered":"<p><!--more--><\/p>\n<p data-path-to-node=\"5\">\u03a3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03b9\u03ce\u03bd \u03c4\u03bf\u03c5 <b data-path-to-node=\"5\" data-index-in-node=\"29\">6\u03bf\u03c5 \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03b7\u03bd\u03af\u03bf\u03c5 \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd<\/b>, \u03b7 \u03bf\u03c1\u03b3\u03b1\u03bd\u03c9\u03c4\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03c4\u03c1\u03bf\u03c0\u03ae \u03b1\u03bd\u03b1\u03ba\u03bf\u03b9\u03bd\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ae\u03c2 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b1\u03c2 \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b1\u03c2. \u039c\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03af \u03b1\u03c0\u03cc \u03cc\u03bb\u03b7 \u03c4\u03b7 \u03c7\u03ce\u03c1\u03b1 \u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03b8\u03ad\u03c3\u03bf\u03c5\u03bd \u03c4\u03b1 \u03b4\u03b9\u03ba\u03ac \u03c4\u03bf\u03c5\u03c2 \u03b5\u03c1\u03c9\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c0\u03c1\u03bf\u03c3\u03ba\u03b5\u03ba\u03bb\u03b7\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03bf\u03bc\u03b9\u03bb\u03b7\u03c4\u03ad\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03bf\u03c1\u03b3\u03ac\u03bd\u03c9\u03c3\u03b7\u03c2.<\/p>\n<p data-path-to-node=\"6\">\u039f\u03b9 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2 \u03b8\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b5\u03c5\u03ba\u03b1\u03b9\u03c1\u03af\u03b1 \u03bd\u03b1 \u03b8\u03ad\u03c3\u03bf\u03c5\u03bd \u03c4\u03b1 \u03b6\u03b7\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03c0\u03b1\u03c3\u03c7\u03bf\u03bb\u03bf\u03cd\u03bd \u03c3\u03b5 \u03b4\u03cd\u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf\u03c5\u03c2 \u0388\u03bb\u03bb\u03b7\u03bd\u03b5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2:<\/p>\n<ul data-path-to-node=\"7\">\n<li>\n<p data-path-to-node=\"7,0,0\">\u03a4\u03bf\u03bd <b data-path-to-node=\"7,0,0\" data-index-in-node=\"4\">\u03ba. \u0391\u03b8\u03b1\u03bd\u03ac\u03c3\u03b9\u03bf \u03a6\u03c9\u03ba\u03ac<\/b>,\u03a4\u03b1\u03ba\u03c4\u03b9\u03ba\u03cc \u039c\u03ad\u03bb\u03bf\u03c2 \u03c4\u03b7\u03c2 \u0391\u03ba\u03b1\u03b4\u03b7\u03bc\u03af\u03b1\u03c2 \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \u03ba\u03b1\u03b9 \u039a\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ae \u03c4\u03bf\u03c5 \u03a0\u03b1\u03bd\u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03af\u03bf\u03c5 Cambridge (\u03ba\u03ac\u03c4\u03bf\u03c7\u03bf \u03c4\u03b7\u03c2 \u03ad\u03b4\u03c1\u03b1\u03c2 \u039c\u03b7 \u0393\u03c1\u03b1\u03bc\u03bc\u03b9\u03ba\u03ae\u03c2 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7\u03c2).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,1,0\">\u03a4\u03bf\u03bd <b data-path-to-node=\"7,1,0\" data-index-in-node=\"4\">\u03ba. \u03a7\u03c1\u03ae\u03c3\u03c4\u03bf \u039a\u03af\u03c4\u03c4\u03b1<\/b>, \u039f\u03bc\u03cc\u03c4\u03b9\u03bc\u03bf \u039a\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ae \u03c4\u03b7\u03c2 \u0399\u03b1\u03c4\u03c1\u03b9\u03ba\u03ae\u03c2 \u03a3\u03c7\u03bf\u03bb\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c1\u03ce\u03b7\u03bd \u03a0\u03c1\u03cd\u03c4\u03b1\u03bd\u03b7 \u03c4\u03bf\u03c5 \u03a0\u03b1\u03bd\u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03af\u03bf\u03c5 \u0391\u03b8\u03b7\u03bd\u03ce\u03bd.<\/p>\n<\/li>\n<\/ul>\n<p data-path-to-node=\"8\">\u039f\u03b9 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03b8\u03b1 \u03c3\u03c5\u03b3\u03ba\u03b5\u03bd\u03c4\u03c1\u03c9\u03b8\u03bf\u03cd\u03bd \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03b5\u03b9\u03b4\u03b9\u03ba\u03ae\u03c2 \u03c6\u03cc\u03c1\u03bc\u03b1\u03c2 \u03b8\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c6\u03b5\u03c1\u03b8\u03bf\u03cd\u03bd \u03ba\u03b1\u03b9 \u03b8\u03b1 \u03b1\u03c0\u03b1\u03bd\u03c4\u03b7\u03b8\u03bf\u03cd\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03af\u03b4\u03b9\u03bf\u03c5\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03b4\u03b9\u03b1 \u03b6\u03ce\u03c3\u03b7\u03c2 \u03b5\u03ba\u03b4\u03b7\u03bb\u03ce\u03c3\u03b5\u03c9\u03bd \u03c4\u03bf\u03c5 \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb.<\/p>\n<p data-path-to-node=\"9\"><b data-path-to-node=\"9\" data-index-in-node=\"0\">\u03a3\u03cd\u03bd\u03b4\u03b5\u03c3\u03bc\u03bf\u03c2 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae\u03c2 \u0395\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03c9\u03bd:<\/b> <a href=\"https:\/\/forms.gle\/z9EsW1uGGcbChxxE9\">[\u03a1\u03c9\u03c4\u03ae\u03c3\u03c4\u03b5 \u0395\u03b4\u03ce : ]<img data-attachment-id=\"59305\" data-permalink=\"https:\/\/omathimatikos.gr\/?attachment_id=59305\" data-orig-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?fit=2500%2C1667&amp;ssl=1\" data-orig-size=\"2500,1667\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;3.5&quot;,&quot;credit&quot;:&quot;Tavitian&quot;,&quot;camera&quot;:&quot;Canon EOS 5D Mark III&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1528380326&quot;,&quot;copyright&quot;:&quot;ParisTavitian&quot;,&quot;focal_length&quot;:&quot;55&quot;,&quot;iso&quot;:&quot;1250&quot;,&quot;shutter_speed&quot;:&quot;0.001&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Thanasis-Fokas_-5-\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?fit=350%2C233&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?fit=523%2C349&amp;ssl=1\" decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-59305\" src=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=350%2C233&#038;ssl=1\" alt=\"\" width=\"350\" height=\"233\" srcset=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=350%2C233&amp;ssl=1 350w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=523%2C349&amp;ssl=1 523w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=150%2C100&amp;ssl=1 150w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=2048%2C1366&amp;ssl=1 2048w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?resize=90%2C60&amp;ssl=1 90w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?w=1400&amp;ssl=1 1400w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/02\/Thanasis-Fokas_-5-.jpg?w=2100&amp;ssl=1 2100w\" sizes=\"(max-width: 350px) 100vw, 350px\" data-recalc-dims=\"1\" \/><img data-attachment-id=\"59336\" data-permalink=\"https:\/\/omathimatikos.gr\/?attachment_id=59336\" data-orig-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?fit=800%2C541&amp;ssl=1\" data-orig-size=\"800,541\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"\u039a\u03af\u03c4\u03c4\u03b1\u03c2\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?fit=350%2C237&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?fit=523%2C354&amp;ssl=1\" decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-59336\" src=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?resize=350%2C237&#038;ssl=1\" alt=\"\" width=\"350\" height=\"237\" srcset=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?resize=350%2C237&amp;ssl=1 350w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?resize=523%2C354&amp;ssl=1 523w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?resize=150%2C101&amp;ssl=1 150w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?resize=768%2C519&amp;ssl=1 768w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?resize=90%2C60&amp;ssl=1 90w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?resize=250%2C170&amp;ssl=1 250w, https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u039a\u03af\u03c4\u03c4\u03b1\u03c2.jpg?w=800&amp;ssl=1 800w\" sizes=\"(max-width: 350px) 100vw, 350px\" data-recalc-dims=\"1\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":59344,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"footnotes":"","_jetpack_memberships_contains_paid_content":false,"jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[16,39],"tags":[],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/omathimatikos.gr\/?p=59335\" \/>\n<meta property=\"og:locale\" content=\"el_GR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\" \/>\n<meta property=\"og:url\" content=\"https:\/\/omathimatikos.gr\/?p=59335\" \/>\n<meta property=\"og:site_name\" content=\"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/omathimatikos\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-18T05:48:44+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-22T08:03:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1421\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"...\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u03a3\u03c5\u03bd\u03c4\u03ac\u03c7\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc\" \/>\n\t<meta name=\"twitter:data1\" content=\"...\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u0395\u03ba\u03c4\u03b9\u03bc\u03ce\u03bc\u03b5\u03bd\u03bf\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7\u03c2\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u03bb\u03b5\u03c0\u03c4\u03ac\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335#article\",\"isPartOf\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335\"},\"author\":{\"name\":\"...\",\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe\"},\"headline\":\"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2\",\"datePublished\":\"2026-03-18T05:48:44+00:00\",\"dateModified\":\"2026-03-22T08:03:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335\"},\"wordCount\":1,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/omathimatikos.gr\/#organization\"},\"image\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335#primaryimage\"},\"thumbnailUrl\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1\",\"articleSection\":[\"\u0395\u039a\u03a0\u0391\u0399\u0394\u0395\u03a5\u03a4\u0399\u039a\u0391 \u039d\u0395\u0391\",\"\u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb\"],\"inLanguage\":\"el\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/omathimatikos.gr\/?p=59335#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335\",\"url\":\"https:\/\/omathimatikos.gr\/?p=59335\",\"name\":\"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\",\"isPartOf\":{\"@id\":\"https:\/\/omathimatikos.gr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335#primaryimage\"},\"image\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335#primaryimage\"},\"thumbnailUrl\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1\",\"datePublished\":\"2026-03-18T05:48:44+00:00\",\"dateModified\":\"2026-03-22T08:03:18+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335#breadcrumb\"},\"inLanguage\":\"el\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/omathimatikos.gr\/?p=59335\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"el\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335#primaryimage\",\"url\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1\",\"contentUrl\":\"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1\",\"width\":2560,\"height\":1421},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/omathimatikos.gr\/?p=59335#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/omathimatikos.gr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/omathimatikos.gr\/#website\",\"url\":\"https:\/\/omathimatikos.gr\/\",\"name\":\"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\",\"description\":\"\u039a\u03ce\u03c3\u03c4\u03b1\u03c2 \u039c\u03c0\u03bf\u03c5\u03c1\u03b1\u03b6\u03ac\u03bd\u03b1\u03c2\",\"publisher\":{\"@id\":\"https:\/\/omathimatikos.gr\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/omathimatikos.gr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"el\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/omathimatikos.gr\/#organization\",\"name\":\"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\",\"url\":\"https:\/\/omathimatikos.gr\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"el\",\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\" \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3\"},\"image\":{\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/omathimatikos\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe\",\"name\":\"...\",\"sameAs\":[\"http:\/\/omathimatikos.gr\"],\"url\":\"https:\/\/omathimatikos.gr\/?author=2\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/omathimatikos.gr\/?p=59335","og_locale":"el_GR","og_type":"article","og_title":"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","og_url":"https:\/\/omathimatikos.gr\/?p=59335","og_site_name":"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","article_publisher":"https:\/\/www.facebook.com\/omathimatikos\/","article_published_time":"2026-03-18T05:48:44+00:00","article_modified_time":"2026-03-22T08:03:18+00:00","og_image":[{"width":2560,"height":1421,"url":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1","type":"image\/jpeg"}],"author":"...","twitter_card":"summary_large_image","twitter_misc":{"\u03a3\u03c5\u03bd\u03c4\u03ac\u03c7\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc":"...","\u0395\u03ba\u03c4\u03b9\u03bc\u03ce\u03bc\u03b5\u03bd\u03bf\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7\u03c2":"2 \u03bb\u03b5\u03c0\u03c4\u03ac"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/omathimatikos.gr\/?p=59335#article","isPartOf":{"@id":"https:\/\/omathimatikos.gr\/?p=59335"},"author":{"name":"...","@id":"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe"},"headline":"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2","datePublished":"2026-03-18T05:48:44+00:00","dateModified":"2026-03-22T08:03:18+00:00","mainEntityOfPage":{"@id":"https:\/\/omathimatikos.gr\/?p=59335"},"wordCount":1,"commentCount":0,"publisher":{"@id":"https:\/\/omathimatikos.gr\/#organization"},"image":{"@id":"https:\/\/omathimatikos.gr\/?p=59335#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1","articleSection":["\u0395\u039a\u03a0\u0391\u0399\u0394\u0395\u03a5\u03a4\u0399\u039a\u0391 \u039d\u0395\u0391","\u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb"],"inLanguage":"el","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/omathimatikos.gr\/?p=59335#respond"]}]},{"@type":"WebPage","@id":"https:\/\/omathimatikos.gr\/?p=59335","url":"https:\/\/omathimatikos.gr\/?p=59335","name":"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2 &#8211; \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","isPartOf":{"@id":"https:\/\/omathimatikos.gr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/omathimatikos.gr\/?p=59335#primaryimage"},"image":{"@id":"https:\/\/omathimatikos.gr\/?p=59335#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1","datePublished":"2026-03-18T05:48:44+00:00","dateModified":"2026-03-22T08:03:18+00:00","breadcrumb":{"@id":"https:\/\/omathimatikos.gr\/?p=59335#breadcrumb"},"inLanguage":"el","potentialAction":[{"@type":"ReadAction","target":["https:\/\/omathimatikos.gr\/?p=59335"]}]},{"@type":"ImageObject","inLanguage":"el","@id":"https:\/\/omathimatikos.gr\/?p=59335#primaryimage","url":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1","contentUrl":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1","width":2560,"height":1421},{"@type":"BreadcrumbList","@id":"https:\/\/omathimatikos.gr\/?p=59335#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/omathimatikos.gr\/"},{"@type":"ListItem","position":2,"name":"\u03a4\u03bf 6\u03bf \u03a0\u03b1\u03bd\u03b5\u03bb\u03bb\u03ae\u03bd\u03b9\u03bf \u039c\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03cc \u03a6\u03b5\u03c3\u03c4\u03b9\u03b2\u03ac\u03bb \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03af\u03bd\u03b5\u03b9 \u00ab\u03c6\u03c9\u03bd\u03ae\u00bb \u03c3\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u2013 \u03a5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03bf\u03bd\u03b5\u03c2"}]},{"@type":"WebSite","@id":"https:\/\/omathimatikos.gr\/#website","url":"https:\/\/omathimatikos.gr\/","name":"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","description":"\u039a\u03ce\u03c3\u03c4\u03b1\u03c2 \u039c\u03c0\u03bf\u03c5\u03c1\u03b1\u03b6\u03ac\u03bd\u03b1\u03c2","publisher":{"@id":"https:\/\/omathimatikos.gr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/omathimatikos.gr\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"el"},{"@type":"Organization","@id":"https:\/\/omathimatikos.gr\/#organization","name":"\u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3","url":"https:\/\/omathimatikos.gr\/","logo":{"@type":"ImageObject","inLanguage":"el","@id":"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/","url":"","contentUrl":"","caption":" \u039f \u039c\u0391\u0398\u0397\u039c\u0391\u03a4\u0399\u039a\u039f\u03a3"},"image":{"@id":"https:\/\/omathimatikos.gr\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/omathimatikos\/"]},{"@type":"Person","@id":"https:\/\/omathimatikos.gr\/#\/schema\/person\/f06b5f15d628d878ee88431b07152cbe","name":"...","sameAs":["http:\/\/omathimatikos.gr"],"url":"https:\/\/omathimatikos.gr\/?author=2"}]}},"jetpack_featured_media_url":"https:\/\/i0.wp.com\/omathimatikos.gr\/wp-content\/uploads\/2026\/03\/\u03a6\u03c9\u03ba\u03ac\u03c2-\u039a\u03af\u03c4\u03c4\u03b1\u03c2-scaled.jpg?fit=2560%2C1421&ssl=1","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts\/59335"}],"collection":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=59335"}],"version-history":[{"count":3,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts\/59335\/revisions"}],"predecessor-version":[{"id":59341,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/posts\/59335\/revisions\/59341"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=\/wp\/v2\/media\/59344"}],"wp:attachment":[{"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=59335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=59335"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/omathimatikos.gr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=59335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}