{"id":620285,"date":"2026-01-18T20:13:39","date_gmt":"2026-01-18T19:13:39","guid":{"rendered":"https:\/\/cronologia-universale.it\/1843-4\/"},"modified":"2026-01-18T20:13:40","modified_gmt":"2026-01-18T19:13:40","slug":"1822-5","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/1822-5\/","title":{"rendered":"1822"},"content":{"rendered":"<p>Jean Baptist Joseph Fourier publishes &#8220;Theorie analytique de la chaleur,&#8221; Fourier&#8217;s theory of frequency analysis. It had been severely opposed by his mathematical colleagues for several years. And for good reason, since series with infinite terms were treacherous beasts that had only just begun to be explored.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jean Baptist Joseph Fourier publishes &#8220;Theorie analytique de la chaleur,&#8221; Fourier&#8217;s theory of frequency analysis&#8230;.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[35],"tags":[],"class_list":["post-620285","post","type-post","status-publish","format-standard","hentry","category-ev-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>1822 - Cronologia Universale<\/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:\/\/cronologia-universale.it\/en\/1822-5\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"1822 - Cronologia Universale\" \/>\n<meta property=\"og:description\" content=\"Jean Baptist Joseph Fourier publishes &#8220;Theorie analytique de la chaleur,&#8221; 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