Basic Examples (4)
Basic Examples
(4)
Find the matrix of cofactors of an input matrix:
In[1]:=
Out[1]=
{{15,-18,6},{7,2,-5},{-17,23,1}}
———
The identity matrix is equal to its own cofactor matrix:
In[7]:=
Out[7]=
{{1,0},{0,1}}
———
Find the matrix of cofactors of another matrix:
In[3]:=
Out[3]=
{{2,-2,2},{2,3,-3},{0,10,0}}
———
Find the cofactor matrix of a matrix having symbolic elements:
In[4]:=
Out[4]=
{{a-b,-+,b-a},{-1+b,1-,-b+},{1-a,-1+,a-}}
2
a
2
b
2
a
2
b
2
b
2
b
2
a
2
a
Scope (1)
Scope
(1)
Properties and Relations (1)
Properties and Relations
(1)