matlab计算行列式的值

matlab计算行列式的值

>> a1=[6 2;4 3]

a1 =

     6     2
     4     3

>> 
>> det(a1)

ans =

    10

>> 

>> a2=[6 2 3;1 3 4;5 7 5]

a2 =

     6     2     3
     1     3     4
     5     7     5

>> 
>> 
>> det(a2)

ans =

  -72.0000

>>