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<url><loc>https://nguembou.net/2026/10/04/triplets-pythagoriciens-dou-vient-la-liste/</loc><news:news><news:publication><news:name>Formalis Mathematica</news:name><news:language>fr</news:language></news:publication><news:publication_date>2026-10-04T05:00:00+00:00</news:publication_date><news:title>Les triplets pythagoriciens : d&#8217;où vient la liste (3, 4, 5), (5, 12, 13), (8, 15, 17) ?</news:title></news:news></url><url><loc>https://nguembou.net/2026/10/03/le-repere-est-un-theoreme-pas-un-decor/</loc><news:news><news:publication><news:name>Formalis Mathematica</news:name><news:language>fr</news:language></news:publication><news:publication_date>2026-10-03T05:00:00+00:00</news:publication_date><news:title>Le repère est un théorème, pas un décor</news:title></news:news></url></urlset>
