{"id":596,"date":"2021-04-26T09:00:00","date_gmt":"2021-04-26T07:00:00","guid":{"rendered":"https:\/\/smalltalks.eu\/blog\/?p=596"},"modified":"2026-09-27T17:46:06","modified_gmt":"2026-09-27T15:46:06","slug":"de-pythagore-a-bach-la-question-du-temperament","status":"publish","type":"post","link":"https:\/\/smalltalks.eu\/blog\/2021\/04\/26\/de-pythagore-a-bach-la-question-du-temperament\/","title":{"rendered":"De Pythagore \u00e0 Bach : la question du temp\u00e9rament"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Pourquoi notre gamme a-t-elle douze notes, et pourquoi un piano est-il, au fond, toujours un peu \u00ab faux \u00bb ? C&#8217;est l&#8217;histoire d&#8217;un probl\u00e8me math\u00e9matique vieux de 2 500 ans, que les musiciens ont r\u00e9solu\u2026 par un compromis.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Comment Pythagore a \u00ab cass\u00e9 \u00bb la musique<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How Pythagoras Broke Music (and how we kind of fixed it)\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/EdYzqLgMmgk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">L&#8217;accord pythagoricien, fond\u00e9 sur des quintes pures, ne \u00ab boucle \u00bb jamais tout \u00e0 fait : c&#8217;est le fameux <strong>comma pythagoricien<\/strong>. De l\u00e0, des si\u00e8cles de syst\u00e8mes d&#8217;accord, jusqu&#8217;au temp\u00e9rament \u00e9gal (en anglais).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Le temp\u00e9rament de Bach<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Le temp\u00e9rament de Bach - Tendez l&amp;apos;oreille, par Christophe Dilys\" width=\"640\" height=\"480\" src=\"https:\/\/www.youtube.com\/embed\/KDK4tnlFcBc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Que signifie l&#8217;\u00e9trange dessin sur la page de titre du <em>Clavier bien temp\u00e9r\u00e9<\/em> ? Christophe Dilys tente de lever un myst\u00e8re vieux de pr\u00e8s de 300 ans.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Vid\u00e9os d&#8217;Oliver Lugg et de France Musique (chronique \u00ab Tendez l&#8217;oreille \u00bb).<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pourquoi notre gamme a-t-elle douze notes, et pourquoi un piano est-il, au fond, toujours un peu \u00ab faux \u00bb ? C&#8217;est l&#8217;histoire d&#8217;un probl\u00e8me math\u00e9matique vieux de 2 500 ans, que les musiciens ont r\u00e9solu\u2026 par un compromis. Comment Pythagore a \u00ab cass\u00e9 \u00bb la musique L&#8217;accord pythagoricien, fond\u00e9 sur des quintes pures, ne \u00ab boucle \u00bb jamais tout \u00e0 fait : c&#8217;est le fameux comma pythagoricien. De l\u00e0, des si\u00e8cles de syst\u00e8mes d&#8217;accord, jusqu&#8217;au temp\u00e9rament \u00e9gal (en anglais). Le&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/smalltalks.eu\/blog\/2021\/04\/26\/de-pythagore-a-bach-la-question-du-temperament\/\"> Read More<span class=\"screen-reader-text\">  Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233,236,234,114,122],"tags":[],"class_list":["post-596","post","type-post","status-publish","format-standard","hentry","category-musique","category-musique-ecoute-et-analyse","category-musique-theorie","category-radio-france","category-themes-musique"],"_links":{"self":[{"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/posts\/596","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/comments?post=596"}],"version-history":[{"count":1,"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/posts\/596\/revisions"}],"predecessor-version":[{"id":689,"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/posts\/596\/revisions\/689"}],"wp:attachment":[{"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/media?parent=596"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/categories?post=596"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/smalltalks.eu\/blog\/wp-json\/wp\/v2\/tags?post=596"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}