{"id":155545,"date":"2026-01-27T23:12:35","date_gmt":"2026-01-27T21:12:38","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/rossijskij-matematik-nashel-klyuch-k-nereshaemym-uravneniyam-xix-veka-eto-uprostit-raschety-v-fizike-i-kosmonavtike"},"modified":"2026-01-30T17:57:27","modified_gmt":"2026-01-30T15:57:27","slug":"rossijskij-matematik-nashel-klyuch-k-nereshaemym-uravneniyam-xix-veka-eto-uprostit-raschety-v-fizike-i-kosmonavtike","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/rossijskij-matematik-nashel-klyuch-k-nereshaemym-uravneniyam-xix-veka-eto-uprostit-raschety-v-fizike-i-kosmonavtike","title":{"rendered":"Un matematician rus a g\u0103sit cheia pentru ecua\u021biile \u201eneresolvabile\u201d din secolul XIX: acest lucru va simplifica calculele \u00een fizic\u0103 \u0219i astronautomic\u0103.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Universitatea Na\u021bional\u0103 de Cercetare \u201e\u0218coala Superioar\u0103 de Economie\u201d (NIU VSHE) <a href=\"https:\/\/www.hse.ru\/news\/science\/1122687898.html\" target=\"_blank\" rel=\"nofollow noopener\">a raportat<\/a>, c\u0103 matematicianul Ivan Remizov din Nizhniy Novgorod a g\u0103sit o oportunitate pentru o solu\u021bie condi\u021bionat simpl\u0103 a ecua\u021biilor diferen\u021biale de ordinul doi cu coeficien\u021bi variabili. Timp de aproape dou\u0103 secole, aceste ecua\u021bii au fost considerate insolubile. \u00centre timp, ele joac\u0103 un rol cheie \u00een matematic\u0103 \u0219i \u0219tiin\u021bele naturale, deoarece sunt utilizate pentru a descrie procesele dinamice.<\/p>\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2026\/01\/1dcf3f3559eaa552afaf6ebdedbf6df6.png\" alt=\"Un matematician rus a g\u0103sit cheia pentru ecua\u021biile \u201eneresolvabile\u201d din secolul XIX: acest lucru va simplifica calculele \u00een fizic\u0103 \u0219i astronautomic\u0103.\" \/><\/p>\n<p>Din punct de vedere istoric, limita a fost legat\u0103 de rezultatele matematicianului francez Joseph Liouville, care \u00eenc\u0103 din 1834 a ar\u0103tat c\u0103 solu\u021biile unor astfel de ecua\u021bii nu pot fi exprimate printr-un num\u0103r finit de opera\u021bii standard \u0219i func\u021bii elementare. Din acest motiv, matematicienii au fost nevoi\u021bi fie s\u0103 caute solu\u021bii particulare, fie s\u0103 foloseasc\u0103 aproxim\u0103ri, ceea ce excludea o metod\u0103 univers\u0103 \u0219i complica foarte mult calculele. Cu alte cuvinte, nu exista o formul\u0103 general\u0103 \u00een care s\u0103 po\u021bi introduce pur \u0219i simplu \u201ecifrele\u201d \u0219i s\u0103 ob\u021bii solu\u021bia.<\/p>\n<p>Ivan Remizov a propus o nou\u0103 abordare, extinz\u00e2nd clasa opera\u021biunilor matematice acceptate. Nu a contestat teoria lui Liouville, ci pur \u0219i simplu a ad\u0103ugat \u00een ecua\u021bii un nou instrument matematic - g\u0103sirea limitei unei secven\u021be. Pentru aceasta, matematicianul a folosit teoria lui Chernov \u0219i transformarea Laplace. Aceasta i-a permis s\u0103 construiasc\u0103 o formul\u0103 universal\u0103, care ofer\u0103 formal o solu\u021bie pentru orice ecua\u021bie din clasa \u201einsolubil\u0103\u201d, ocolind restric\u021biile clasice ale teoriei.<\/p>\n<p>\u201eEsenta ideii este c\u0103 un proces complex, \u00een continu\u0103 schimbare, este \u00eemp\u0103r\u021bit \u00een nenum\u0103rate pa\u0219i simpli. Pentru fiecare astfel de sec\u021biune se construie\u0219te o aproximare - un fragment elementar, care descrie comportamentul sistemului \u00een punctul specific. Pe separte, aceste buc\u0103\u021bi ofer\u0103 doar o imagine simplificat\u0103, dar, c\u00e2nd num\u0103rul lor tinde spre infinit, ele se \u00eembin\u0103 perfect \u00eentr-un grafic de solu\u021bie perfect exact\u201d, se explic\u0103 \u00een comunicatul de pres\u0103 al NIU VSHE.<\/p>\n<p>\u201eEcua\u021biile diferen\u021biale de ordinul II sunt utilizate nu doar pentru modelarea evenimentelor din lumea real\u0103, ci \u0219i pentru definirea unor func\u021bii noi care nu pot fi specificate \u00een alt mod. Acestea includ, de exemplu, a\u0219a-numitele func\u021bii speciale Mathieu \u0219i Hill, care sunt esen\u021biale pentru \u00een\u021belegerea modului \u00een care se mi\u0219c\u0103 sateli\u021bii pe orbit\u0103 sau protonii \u00een Marele Colider Hadronic.\u201d<\/p>\n<p>Un limbaj matematic pu\u021bin mai sofisticat despre descoperire poate fi <a href=\"https:\/\/www.hse.ru\/news\/science\/1122687898.html\" target=\"_blank\" rel=\"nofollow noopener\">citi<\/a> pe site-ul NIU VSHE. \u00cen limba englez\u0103, lucrarea <a href=\"https:\/\/www.vmj.ru\/articles\/2025_4_10.pdf#\/\" target=\"_blank\" rel=\"nofollow noopener\">publicat\u0103<\/a> este publicat\u0103 integral \u00een \u201eJurnalul Matematic din Vladikavkaz\u201d.<\/p>\n<p><strong>Sursa:<\/strong><\/p>\n<ul class=\"related\">\n<li><a title=\"NIU VSHE\" href=\"https:\/\/www.hse.ru\" target=\"_blank\" rel=\"nofollow noopener\">NIU VSHE<\/a><\/li>\n<\/ul>\n<p><center><center><\/center><center><\/center><\/center><center><\/center><br \/>\nSursa: <a rel=\"nofollow\" href=\"https:\/\/3dnews.ru\/1135924\">3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0439 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0439 \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u00ab\u0412\u044b\u0441\u0448\u0430\u044f \u0448\u043a\u043e\u043b\u0430 \u044d\u043a\u043e\u043d\u043e\u043c\u0438\u043a\u0438\u00bb (\u041d\u0418\u0423 \u0412\u0428\u042d) \u0441\u043e\u043e\u0431\u0449\u0438\u043b, \u0447\u0442\u043e \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a \u0418\u0432\u0430\u043d \u0420\u0435\u043c\u0438\u0437\u043e\u0432 \u0438\u0437 \u041d\u0438\u0436\u043d\u0435\u0433\u043e \u041d\u043e\u0432\u0433\u043e\u0440\u043e\u0434\u0430 \u043d\u0430\u0448\u0451\u043b \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0434\u043b\u044f \u0443\u0441\u043b\u043e\u0432\u043d\u043e \u043f\u0440\u043e\u0441\u0442\u043e\u0433\u043e \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0434\u0438\u0444\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0439 \u0432\u0442\u043e\u0440\u043e\u0433\u043e \u043f\u043e\u0440\u044f\u0434\u043a\u0430 \u0441 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u043c\u0438 \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\u0430\u043c\u0438. \u041d\u0430 \u043f\u0440\u043e\u0442\u044f\u0436\u0435\u043d\u0438\u0438 \u043f\u043e\u0447\u0442\u0438 \u0434\u0432\u0443\u0445 \u0441\u0442\u043e\u043b\u0435\u0442\u0438\u0439 \u0442\u0430\u043a\u0438\u0435 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f \u0441\u0447\u0438\u0442\u0430\u043b\u0438\u0441\u044c \u043d\u0435\u0440\u0435\u0448\u0430\u0435\u043c\u044b\u043c\u0438. \u041c\u0435\u0436\u0434\u0443 \u0442\u0435\u043c, \u043e\u043d\u0438 \u0438\u0433\u0440\u0430\u044e\u0442 \u043a\u043b\u044e\u0447\u0435\u0432\u0443\u044e \u0440\u043e\u043b\u044c \u0432 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a\u0435 \u0438 \u0435\u0441\u0442\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0445 \u043d\u0430\u0443\u043a\u0430\u0445, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0434\u043b\u044f \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0432. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":155546,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-155545","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0439 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0439 \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442 \u00ab\u0412\u044b\u0441\u0448\u0430\u044f \u0448\u043a\u043e\u043b\u0430 \u044d\u043a\u043e\u043d\u043e\u043c\u0438\u043a\u0438\u00bb (\u041d\u0418\u0423 \u0412\u0428\u042d) \u0441\u043e\u043e\u0431\u0449\u0438\u043b, 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este.","canonical_url":"https:\/\/prohoster.info\/ro\/blog\/news\/rossijskij-matematik-nashel-klyuch-k-nereshaemym-uravneniyam-xix-veka-eto-uprostit-raschety-v-fizike-i-kosmonavtike","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"ro_RO","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0420\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0439 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u043a \u043d\u0430\u0448\u0435\u043b \u043a\u043b\u044e\u0447 \u043a \u00ab\u043d\u0435\u0440\u0435\u0448\u0430\u0435\u043c\u044b\u043c\u00bb \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f\u043c XIX 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