Minors
 Usage
Notes
 Further Examples
Here is a  matrix.
In[1]:=
|
The matrix of all the  minors of M is not the same as the matrix of all minors of M.
In[2]:=
|
Out[2]=
|
In[3]:=
|
Out[3]=
|
Here is the ( ,  ) entry in the matrix of its minors.
In[4]:=
|
Out[4]=
|
Here is the ( ,  ) entry in the matrix of its  minors.
In[5]:=
|
Out[5]=
|
Here Tr is applied to each of the submatrices picked out.
In[6]:=
|
Out[6]=
|
Here the cofactors of a matrix are defined in terms of its minors.
In[7]:=
|
In[8]:=
|
In[9]:=
|
m4 is a  matrix.
In[10]:=
|
Out[10]//MatrixForm=
|
co is the matrix of cofactors of m4.
In[11]:=
|
Out[11]//MatrixForm=
|
mi is the matrix of the minors of m4.
In[12]:=
|
Out[12]//MatrixForm=
|
Laplace's expansion says  .
In[13]:=
|
Out[13]//MatrixForm=
|
In[14]:=
|
| 
