from github to this gitea

2023-10-23 23:09:51 +02:00
commit a2ee0fa5ca
2898 changed files with 307871 additions and 0 deletions
@@ -0,0 +1,9 @@
+up::[[formules de trigonométrie]]
+sibling::[[sinus hyperbolique du double]]
+type::"formule de duplication", "hyperbolique"
+title::$\mathrm{ch}(2x) = \mathrm{ch}^{2}(x)+\mathrm{sh}^{2}(x)$
+#maths/trigonométrie
+
+---
+
+$\mathrm{ch}(2x) = \mathrm{ch}^{2}(x)+\mathrm{sh}^{2}(x)$