{"id":5734,"date":"2017-03-30T20:57:27","date_gmt":"2017-03-30T18:57:27","guid":{"rendered":"https:\/\/marekkuchcinski.pl\/?p=5734"},"modified":"2017-03-31T12:24:59","modified_gmt":"2017-03-31T10:24:59","slug":"125-temu-urodzil-sie-stafan-banach-wybitny-polski-matematyk","status":"publish","type":"post","link":"https:\/\/marekkuchcinski.pl\/cs\/wazne-daty\/125-temu-urodzil-sie-stafan-banach-wybitny-polski-matematyk\/","title":{"rendered":"P\u0159ed 125 lety se narodil Stafan Banach, v\u00fdznamn\u00fd polsk\u00fd matematik, tv\u016frce funkcion\u00e1ln\u00ed anal\u00fdzy."},"content":{"rendered":"<p><strong>Stefan Banach (narozen 30. b\u0159ezna 1892 v Krakov\u011b, zem\u0159el 31. srpna 1945 ve Lvov\u011b) - polsk\u00fd matematik, jeden z p\u0159edstavitel\u016f lvovsk\u00e9 matematick\u00e9 \u0161koly. Byl tv\u016frcem funkcion\u00e1ln\u00ed anal\u00fdzy, rozs\u00e1hl\u00e9ho a v modern\u00edch aplikac\u00edch d\u016fle\u017eit\u00e9ho odv\u011btv\u00ed matematiky, kter\u00e9 pomohlo naj\u00edt rovnice pou\u017e\u00edvan\u00e9 k popisu slo\u017eit\u00fdch p\u0159\u00edrodn\u00edch jev\u016f, v\u010detn\u011b kvantov\u00e9 mechaniky.<\/strong><\/p>\n<p>\u010clen Polsk\u00e9 akademie v\u011bd (1924), \u010dlen korespondent Akademie v\u011bd Ukrajinsk\u00e9 SSR (1940).<\/p>\n<p>Banachovy prvn\u00ed pr\u00e1ce se t\u00fdkaly Fourierov\u00fdch \u0159ad (v prvn\u00edm \u010dl\u00e1nku publikovan\u00e9m spole\u010dn\u011b se Steinhausem negativn\u011b vy\u0159e\u0161il probl\u00e9m konvergence st\u0159edn\u00edch hodnot d\u00edl\u010d\u00edch sou\u010dt\u016f Fourierov\u00fdch \u0159ad), ortogon\u00e1ln\u00edch funkc\u00ed a \u0159ad, Maxwellov\u00fdch rovnic, odvozen\u00fdch funkc\u00ed, m\u011b\u0159iteln\u00fdch funkc\u00ed a teorie m\u00edry. Ve sv\u00e9 doktorsk\u00e9 pr\u00e1ci (publikovan\u00e9 v roce 1922) a v monografii <i>Th\u00e9orie des op\u00e9rations lin\u00e9aires\u00a0<\/i>podal prvn\u00ed axiomatickou definici prostor\u016f, pozd\u011bji po n\u011bm pojmenovan\u00fdch (Banachovy prostory), kter\u00e9 s\u00e1m definoval jako <i>Prostory typu B<\/i>. Nakonec polo\u017eil z\u00e1klady funkcion\u00e1ln\u00ed anal\u00fdzy, kter\u00e1 je nesm\u00edrn\u011b d\u016fle\u017eit\u00e1 pro modern\u00ed aplikace matematiky. Uvedl jej\u00ed z\u00e1kladn\u00ed v\u011bty a zavedl jej\u00ed terminologii, kterou p\u0159ijali matematici na cel\u00e9m sv\u011bt\u011b.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Stefan Banach (ur. 30 marca 1892 w Krakowie, zm. 31 sierpnia 1945 we Lwowie) \u2013 polski matematyk, jeden z przedstawicieli lwowskiej szko\u0142y matematycznej. By\u0142 tw\u00f3rc\u0105 analizy funkcjonalnej, du\u017cego i wa\u017cnego w nowoczesnych zastosowaniach dzia\u0142u matematyki, kt\u00f3ry pom\u00f3g\u0142 znale\u017a\u0107 r\u00f3wnania stosowane do opisywania z\u0142o\u017conych zjawisk przyrodniczych, w tym mechaniki kwantowej. Cz\u0142onek Polskiej Akademii Umiej\u0119tno\u015bci (1924), cz\u0142onek-korespondent [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":5732,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-5734","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wazne-daty"],"_links":{"self":[{"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/posts\/5734","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/comments?post=5734"}],"version-history":[{"count":3,"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/posts\/5734\/revisions"}],"predecessor-version":[{"id":5746,"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/posts\/5734\/revisions\/5746"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/media\/5732"}],"wp:attachment":[{"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/media?parent=5734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/categories?post=5734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/marekkuchcinski.pl\/cs\/wp-json\/wp\/v2\/tags?post=5734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}