20251117

2025-11-17 11:16:02 +08:00
parent 4bd2d87fc4
commit 1b3b07a7f6
35 changed files with 454 additions and 0 deletions
@@ -0,0 +1,8 @@
+% 第一题
+
+A=[3,4,-7,-12;5,-7,4,2;1,0,8,-5;-6,5,-2,10];
+B=[4;-3;9;-8];
+% 系数矩阵的秩
+rank(A)
+% 方程的解
+C = A\B