vault backup: 2025-02-28 08:55:42

2025-02-28 08:55:42 +08:00 · 2025-02-28 08:55:42 +08:00 · ecc5b3ce29
commit ecc5b3ce29
parent 0f29ce51a4
2 changed files with 99 additions and 7 deletions
--- a/补课/多体动力学/05_vectors.ipynb
+++ b/补课/多体动力学/05_vectors.ipynb
--- a/补课/多体动力学/06_Vector_Differentiation.md
+++ b/补课/多体动力学/06_Vector_Differentiation.md
@ -0,0 +1,6 @@
+Vector differentiation
+
+r = l dx
+A ^ p r/ p theta
+
+partial derivative of r when observed from reference frame A with respect to theta