{"id":17,"date":"2024-01-28T20:04:47","date_gmt":"2024-01-28T19:04:47","guid":{"rendered":"https:\/\/wi.pb.edu.pl\/pi\/?page_id=17"},"modified":"2026-03-02T18:03:03","modified_gmt":"2026-03-02T17:03:03","slug":"home","status":"publish","type":"page","link":"https:\/\/wi.pb.edu.pl\/pi\/","title":{"rendered":""},"content":{"rendered":"<div class=\"row\">\n<div class=\"col-sm-12 text-center\"><a class=\"button text-center animated zoomIn lead\" style=\"width: 100%; font-weight: 500; letter-spacing: 1px;\" href=\"\/pi\/rejestracja\/\">Rejestracja na wydarzenia: wyk\u0142ady, warsztaty, konkursy, \u03c0knik Matematyczny&#8230;<\/a><\/div>\n<\/div>\n<div class=\"row\">\n<div class=\"col-sm-3 text-center\"><a class=\"button\" style=\"width: 100%; padding: 0px 5px 10px 5px;\" title=\"O liczbie \u03c0\" href=\"\/pi\/o-liczbie-pi\/\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-pi.jpg\" alt=\"Wzory szkolne i rysunki na czarnej tablicy szkolnej\" width=\"800\" height=\"533\" class=\"aligncenter size-full wp-image-114\" srcset=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-pi.jpg 800w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-pi-300x200.jpg 300w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-pi-768x512.jpg 768w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-pi-480x320.jpg 480w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><span class=\"lead\">O liczbie \u03c0<\/span><\/a><\/div>\n<div class=\"col-sm-3 text-center\"><a class=\"button\" style=\"width: 100%; padding: 0px 5px 10px 5px;\" title=\"Program\" href=\"\/pi\/program\/\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-program.jpg\" alt=\"M\u0119\u017cczyzna wype\u0142niaj\u0105cy list\u0119 kontroln\u0105 cyfrowych formularzy online do oceny wynik\u00f3w biznesowych.\" width=\"800\" height=\"533\" class=\"aligncenter size-full wp-image-116\" srcset=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-program.jpg 800w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-program-300x200.jpg 300w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-program-768x512.jpg 768w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-program-480x320.jpg 480w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><span class=\"lead\">Program<\/span><\/a><\/div>\n<div class=\"col-sm-3 text-center\"><a class=\"button\" style=\"width: 100%; padding: 0px 5px 10px 5px;\" title=\"Historia\" href=\"\/pi\/historia\/\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-historia.jpg\" alt=\"Pi number day, Celebrate\" width=\"800\" height=\"533\" class=\"aligncenter size-full wp-image-117\" srcset=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-historia.jpg 800w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-historia-300x200.jpg 300w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-historia-768x512.jpg 768w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-historia-480x320.jpg 480w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><span class=\"lead\">Historia<\/span><\/a><\/div>\n<div class=\"col-sm-3 text-center\"><a class=\"button\" style=\"width: 100%; padding: 0px 5px 10px 5px;\" title=\"Kontakt\" href=\"\/pi\/kontakt\/\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-kontakt.jpg\" alt=\"Skontaktuj si\u0119 z nami na klawiaturze. Kontakt internetowy lub on-line poprzez stron\u0119 internetow\u0105.\" width=\"800\" height=\"533\" class=\"aligncenter size-full wp-image-118\" srcset=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-kontakt.jpg 800w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-kontakt-300x200.jpg 300w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-kontakt-768x512.jpg 768w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/box-kontakt-480x320.jpg 480w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><span class=\"lead\">Kontakt<\/span><\/a><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<hr>\n<div class=\"pi h3\">\n<div class=\"h3 text-center\">\u03c0 \u2248 <a id=\"typed-text\" href=\"#\" class=\"secret\">3,14<\/a><\/div>\n<p class=\"pisanie\"><script src=\"https:\/\/unpkg.com\/typed.js@2.1.0\/dist\/typed.umd.js\"><\/script><br \/>\n  <script>\n    var typed = new Typed('#typed-text', {\n      strings: ['3,141592 653589 793238 462643 383279 502884 197169 399375 105820 974944 592307 816406 286208 998628 034825 342117 067982 148086 513282 306647 093844 609550 582231 725359 408128 481117 450284 102701 938521 105559 644622 948954 930381 964428'],\n      typeSpeed: 50,\n    });\n  <\/script><\/p>\n<\/div>\n<hr>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/Plakat_Pi_sc-1600px.jpg\"><img decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/Plakat_Pi_sc-1600px.jpg\" alt=\"13 marca, Mi\u0119dzynarodowy Dzie\u0144 Liczby Pi, grafik z Pi\" width=\"800\" class=\"aligncenter size-full wp-image-433\" srcset=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/Plakat_Pi_sc-1600px.jpg 1600w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/Plakat_Pi_sc-1600px-300x212.jpg 300w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/Plakat_Pi_sc-1600px-1024x724.jpg 1024w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/Plakat_Pi_sc-1600px-768x543.jpg 768w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/Plakat_Pi_sc-1600px-1536x1086.jpg 1536w\" sizes=\"(max-width: 1600px) 100vw, 1600px\" \/><\/a><br \/>\n&nbsp;<\/p>\n<div class=\"h1 text-center\"><span style=\"font-size: 24pt;\">Organizatorzy<\/span><\/div>\n<p>&nbsp;<\/p>\n<div class=\"organizer-logos\">\n<a class=\"organizer-logos-item\" href=\"https:\/\/wi.pb.edu.pl\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/pb.edu.pl\/mp\/wp-content\/uploads\/sites\/108\/2023\/08\/logo-WI-PB-wersja-pelna-kolor-czarny-zoom-2.webp\" alt=\"Wydzia\u0142 Informatyki Politechnika Bia\u0142ostocka logo\"><\/a><br \/>\n<a class=\"organizer-logos-item\" href=\"https:\/\/www.ptm.org.pl\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/pb.edu.pl\/mp\/wp-content\/uploads\/sites\/108\/2023\/08\/ptm-logo.png\" alt=\"Polskie Towarzystwo Matematyczne logo\"><\/a><br \/>\n<a class=\"organizer-logos-item\" href=\"https:\/\/portal.pti.org.pl\/oddzialy-i-sekcje\/oddzial-bialostocki\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/03\/logo_PTI-O_BIALOSTOCKI.jpg\" alt=\"logo PTI Oddzia\u0142 Bia\u0142ostocki\" \/><\/a><br \/>\n<a class=\"organizer-logos-item\" href=\"https:\/\/www.facebook.com\/KoloMath4You\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/logo-math4you.png\" alt=\"logo math4you\" \/><\/a><\/p>\n<div class=\"organizer-logos-item\"><img decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2024\/02\/logo-kolo-gier-logicznych.jpg\" alt=\"logo ko\u0142a gier logicznych PB\"\/><\/div>\n<\/div>\n<div class=\"h1 text-center\"><span style=\"font-size: 24pt;\">Patronat strategiczny<\/span><\/div>\n<p>&nbsp;<\/p>\n<div class=\"organizer-logos\">\n<a class=\"partnerzy-logos-item\" href=\"https:\/\/www.facebook.com\/wojpodlaskie\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/logo_podlaskie.jpg\" alt=\"\" width=\"975\" height=\"639\" class=\"alignnone size-full wp-image-447\" srcset=\"https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/logo_podlaskie.jpg 975w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/logo_podlaskie-300x197.jpg 300w, https:\/\/wi.pb.edu.pl\/pi\/wp-content\/uploads\/sites\/5\/2026\/03\/logo_podlaskie-768x503.jpg 768w\" sizes=\"auto, (max-width: 975px) 100vw, 975px\" \/><\/a><\/div>\n<\/div>\n<p><!--\n\n\n<div class=\"h1 text-center\"><span style=\"font-size: 24pt;\">Patronat honorowy<\/span><\/div>\n\n\n&nbsp;\n\n\n<div class=\"organizer-logos\">\n<a class=\"partnerzy-logos-item\" href=\"https:\/\/kuratorium.bialystok.pl\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/pb.edu.pl\/metroliga\/wp-content\/uploads\/sites\/79\/2022\/04\/logo_PKO.gif\" alt=\"Podlaski Kurator O\u015bwiaty\"><\/a><\/div>\n\n\n<\/div>\n\n --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rejestracja na wydarzenia: wyk\u0142ady, warsztaty, konkursy, \u03c0knik Matematyczny&#8230; O liczbie \u03c0 Program Historia Kontakt &nbsp;<a class=\"read-more\" href=\"https:\/\/wi.pb.edu.pl\/pi\/\" title=\"Poka\u017c artyku\u0142 \">wi\u0119cej<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"ngg_post_thumbnail":0,"footnotes":""},"class_list":["post-17","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Dzie\u0144 Liczby Pi, Mi\u0119dzynarodowy Dzie\u0144 Matematyki<\/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:\/\/wi.pb.edu.pl\/pi\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dzie\u0144 Liczby Pi, Mi\u0119dzynarodowy Dzie\u0144 Matematyki\" \/>\n<meta property=\"og:description\" content=\"Rejestracja na wydarzenia: 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