User Manual


u 矩阵倒置 [ x
-1
]
示例 倒置下述矩阵：

  矩阵A
=


 K21
 av!)
x
-1
w


•󰅛󰁖󰄵󰁱󰅣󰅣󰄵
•󰄵󰅣󰅣󰄵
•󰁠󰄵󰀶
•󰅣󰄵󰇡


A A
–1
= A
–1
A = E =
1 0
0 1

 󰁉󰁠󰄵󰆨󰅣󰄵






A =
a b
c d
A
–1
=
1
ad – bc
d–b
–c a

 󰆠󰀊 
u 矩阵平方 [ x
2
]
示例 计算下述矩阵的平方：

  矩阵A
=


 K21avxw



u 求矩阵的特定次幂 [^]
示例 求下述矩阵的三次方：

  矩阵A
=


 K21av
 Mdw


•󰁠󰄵󰇬
1 2
3 4
1 2
3 4
1 2
3 4