{"id":3645,"date":"2026-07-01T05:48:26","date_gmt":"2026-07-01T05:48:26","guid":{"rendered":"https:\/\/gbelentzas.sites.sch.gr\/?p=3645"},"modified":"2026-07-01T06:45:23","modified_gmt":"2026-07-01T06:45:23","slug":"%ce%bf%ce%b9-%cf%86%cf%85%cf%83%ce%b9%ce%ba%ce%bf%ce%af-%ce%b1%cf%81%ce%b9%ce%b8%ce%bc%ce%bf%ce%af","status":"publish","type":"post","link":"https:\/\/gbelentzas.sites.sch.gr\/?p=3645","title":{"rendered":"\u039f\u03b9 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03af \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/uploads\/2026\/07\/01_01-fysikoi-1024x683.png\" alt=\"\" class=\"wp-image-3651\" srcset=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/uploads\/2026\/07\/01_01-fysikoi-1024x683.png 1024w, https:\/\/gbelentzas.sites.sch.gr\/wp-content\/uploads\/2026\/07\/01_01-fysikoi-300x200.png 300w, https:\/\/gbelentzas.sites.sch.gr\/wp-content\/uploads\/2026\/07\/01_01-fysikoi-768x512.png 768w, https:\/\/gbelentzas.sites.sch.gr\/wp-content\/uploads\/2026\/07\/01_01-fysikoi-850x567.png 850w, https:\/\/gbelentzas.sites.sch.gr\/wp-content\/uploads\/2026\/07\/01_01-fysikoi.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a3\u03c4\u03b7\u03bd \u03b5\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u00a0<strong>\u00ab\u039f\u03b9 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03af \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af\u00bb<\/strong>\u00a0\u03b8\u03b1 \u03b3\u03bd\u03c9\u03c1\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c4\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd, \u03b8\u03b1 \u03bc\u03ac\u03b8\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bf\u03cd \u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c3\u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03ae \u03b6\u03c9\u03ae \u03ba\u03b1\u03b9 \u03b8\u03b1 \u03b4\u03b9\u03b1\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03ac\u03c1\u03c4\u03b9\u03bf\u03c5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c0\u03b5\u03c1\u03b9\u03c4\u03c4\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2.<\/p>\n\n\n\n<p class=\"has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-cc63684bf1f39ba9d0fe27fd7d9eb420 wp-block-paragraph\"><strong>\u03a0\u03c1\u03bf\u03c3\u03b4\u03bf\u03ba\u03ce\u03bc\u03b5\u03bd\u03b1 \u039c\u03b1\u03b8\u03b7\u03c3\u03b9\u03b1\u03ba\u03ac \u0391\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 (\u03a0\u039c\u0391)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u039d\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03b6\u03bf\u03c5\u03bd (\u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2) \u03c4\u03bf \u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03c4\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd 0, 1, 2, 3, \u2026,\u00a0<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-ub-divider ub_divider ub-divider-orientation-horizontal\" id=\"ub_divider_8b3a10ab-e7a3-446f-8e5b-3f01ea470294\"><div class=\"ub_divider_wrapper\" style=\"position: relative; margin-bottom: 2px; width: 100%; height: 2px; \" data-divider-alignment=\"center\"><div class=\"ub_divider_line\" style=\"border-top: 2px solid #ccc; margin-top: 2px; \"><\/div><\/div><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03bd\u03bf\u03bc\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5\u00a0<strong>\u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2 <\/strong>\u03c4\u03bf\u03c5\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/ql-cache\/quicklatex.com-bf15071d0df22b6f4bd53e029381b7f0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;&#44;&#49;&#44;&#50;&#44;&#51;&#44;&#92;&#108;&#100;&#111;&#116;&#115;&#44;&#49;&#48;&#48;&#44;&#49;&#48;&#49;&#44;&#92;&#108;&#100;&#111;&#116;&#115;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"198\" style=\"vertical-align: -4px;\"\/><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5\u00a0\u03c4\u03bf\u03c5\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03ba\u03c6\u03c1\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03c4\u03bf\u00a0<strong>\u03c0\u03bb\u03ae\u03b8\u03bf\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03b9\u03bc\u03ad\u03bd\u03c9\u03bd<\/strong>\u00a0(\u03c0.\u03c7. 25 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2),<\/li>\n\n\n\n<li>\u03c4\u03b7\u00a0<strong>\u03c3\u03b5\u03b9\u03c1\u03ac \u03ae \u03c4\u03b7 \u03b8\u03ad\u03c3\u03b7<\/strong>\u00a0(\u03c0.\u03c7. 1\u03b7 \u03b8\u03ad\u03c3\u03b7),<\/li>\n\n\n\n<li>\u03bc\u03b9\u03b1\u00a0<strong>\u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7<\/strong>, \u03cc\u03c4\u03b1\u03bd \u03c4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 (\u03c0.\u03c7. \u03b7\u03bb\u03b9\u03ba\u03af\u03b1 12 \u03b5\u03c4\u03ce\u03bd).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf <strong>\u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03c4\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd <\/strong>\u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/ql-cache\/quicklatex.com-f49cce5e323a9ad4b6ff3c4ee4198665_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#98;&#98;&#123;&#78;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"14\" style=\"vertical-align: 0px;\"\/>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u039f \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/ql-cache\/quicklatex.com-ac28def52d20988fa6323675c61b00f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"9\" style=\"vertical-align: 0px;\"\/>.<\/li>\n\n\n\n<li>\u039f\u03b9 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03af \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af \u03b4\u03b5\u03bd \u03c4\u03b5\u03bb\u03b5\u03b9\u03ce\u03bd\u03bf\u03c5\u03bd.<\/li>\n\n\n\n<li>\u039a\u03ac\u03b8\u03b5 \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1\u03bd \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03bf.<\/li>\n\n\n\n<li>\u039a\u03ac\u03b8\u03b5 \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2, \u03b5\u03ba\u03c4\u03cc\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/ql-cache\/quicklatex.com-ac28def52d20988fa6323675c61b00f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"9\" style=\"vertical-align: 0px;\"\/>, \u03ad\u03c7\u03b5\u03b9 \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1\u03bd \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf.<\/li>\n\n\n\n<li>\u0392\u03c1\u03af\u03c3\u03ba\u03bf\u03c5\u03bc\u03b5\u00a0\u03c4\u03bf\u03bd <strong>\u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03bf<\/strong> \u03b5\u03bd\u03cc\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd \u03c0\u03c1\u03bf\u03c3\u03b8\u03ad\u03c4\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf  <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/ql-cache\/quicklatex.com-f25ac4b465b34317fe6e672c0ded6fde_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"7\" style=\"vertical-align: 0px;\"\/>.<\/li>\n\n\n\n<li>\u039b\u03ad\u03bc\u03b5<strong> \u03b4\u03b9\u03b1\u03b4\u03bf\u03c7\u03b9\u03ba\u03bf\u03cd\u03c2\u00a0\u03b4\u03cd\u03bf \u03ae \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2<\/strong>  \u03cc\u03c4\u03b1\u03bd \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b7\u03b8\u03bf\u03cd\u03bd \u03c3\u03b5 \u03b1\u03cd\u03be\u03bf\u03c5\u03c3\u03b1 \u03ae \u03c6\u03b8\u03af\u03bd\u03bf\u03c5\u03c3\u03b1 \u03c3\u03b5\u03b9\u03c1\u03ac, \u03bf \u03ba\u03b1\u03b8\u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03ba\u03b1\u03c4\u03ac \u03bc\u03af\u03b1 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03b3\u03b5\u03b9\u03c4\u03bf\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5. <\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u03a0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1:<\/strong> \u039f\u03b9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gbelentzas.sites.sch.gr\/wp-content\/ql-cache\/quicklatex.com-941e6a441834ca9a4e279342d2bd15af_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#55;&#44;&#56;&#44;&#57;&#44;&#49;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"70\" style=\"vertical-align: -4px;\"\/> \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03b9\u03b1\u03b4\u03bf\u03c7\u03b9\u03ba\u03bf\u03af \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03af \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af.<\/p>\n\n\n<div class=\"wp-block-ub-social-share\" id=\"ub-social-share-b2a3193d-eeab-4763-beb1-a643acfcbc62\">\n\t\t\t<div class=\"social-share-icons align-icons-center orientation-icons-row\"><a aria-label=\"facebook-logo\" target=\"_blank\" rel=\"nofollow\" 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\u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af\u00bb\u00a0\u03b8\u03b1 \u03b3\u03bd\u03c9\u03c1\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c4\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd, \u03b8\u03b1 \u03bc\u03ac\u03b8\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bf\u03cd \u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c3\u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03ae \u03b6\u03c9\u03ae \u03ba\u03b1\u03b9 \u03b8\u03b1 \u03b4\u03b9\u03b1\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03ac\u03c1\u03c4\u03b9\u03bf\u03c5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c0\u03b5\u03c1\u03b9\u03c4\u03c4\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2. \u03a0\u03c1\u03bf\u03c3\u03b4\u03bf\u03ba\u03ce\u03bc\u03b5\u03bd\u03b1 \u039c\u03b1\u03b8\u03b7\u03c3\u03b9\u03b1\u03ba\u03ac \u0391\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 (\u03a0\u039c\u0391) \u039f\u03bd\u03bf\u03bc\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5\u00a0\u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2 $0,1,2,3,\\ldots,100,101,\\ldots$ \u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5\u00a0\u03c4\u03bf\u03c5\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03ba\u03c6\u03c1\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5: \u03a4\u03bf \u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03c4\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd 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