### Related

##### doallmxops-false-invert-matrix

m: matrix([3,0,1],[-2...

doallmxops: false;

m_inv: invert(m);

Calculate

? doallmxops;

Calculate

##### doallmxops-doscmxops-false-invert-matrix

m: matrix([3,0,1],[-2...

doallmxops: false;

doscmxops: false;

Calculate

##### doallmxops-false-invert-matrix

m: matrix([3,0,1],[-2...

doallmxops: false;

m_inv: invert(m);

Calculate

? doallmxops;

Calculate

##### doallmxops-doscmxops-false-invert-matrix

m: matrix([3,0,1],[-2...

doallmxops: false;

doscmxops: false;

Calculate

### doallmxops

Run Example
```(%i1)M: matrix ([a, b], [c, d]);
[ a  b ]
(%o1)                              [      ]
[ c  d ]
(%i2) detout: true;
(%o2)                                true
(%i3) doallmxops: false;
(%o3)                                false
(%i4) invert(M);
[  d   - b ]
[          ]
[ - c   a  ]
(%o4)                            ------------
a d - b c
(%i5) ```
Run Example
```M: matrix ([-1, -0.2, 0], [1/(2*sqrt(y0)), -1, 0], [1, -exp(-y1), -1]);
[    - 1       - 0.2     0  ]
[                           ]
[     1                     ]
(%o1)                    [ ----------    - 1      0  ]
[ 2 sqrt(y0)                ]
[                           ]
[                 - y1      ]
[     1       - %e      - 1 ]
(%i2) detout: true;
(%o2)                                true
(%i3) doallmxops: false;
(%o3)                                false
(%i4) doscmxops: false;
(%o4)                                false
(%i5) A = invert(M);
[       1             - 0.2            0       ]
[                                              ]
[       1                                      ]
[   ----------          1              0       ]
[   2 sqrt(y0)                                 ]
[                                              ]
[         - y1                                 ]
[       %e            - y1          0.1        ]
[ 1 - ----------  - %e     - 0.2  -------- + 1 ]
[     2 sqrt(y0)                  sqrt(y0)     ]
(%o5)        A = ------------------------------------------------
0.1
- -------- - 1
sqrt(y0)
(%i6) B: matrix([-2*z0, -1, -1], [-1, 0, -1], [0, -2*z1, -1]);
[ - 2 z0   - 1    - 1 ]
[                     ]
(%o6)                       [  - 1      0     - 1 ]
[                     ]
[   0     - 2 z1  - 1 ]
(%i7) A.B;
[ - 2 z0   - 1    - 1 ]
[                     ]
(%o7)                     A . [  - 1      0     - 1 ]
[                     ]
[   0     - 2 z1  - 1 ]
(%i8) ```
Run Example
```M: matrix ([1., 0.2, 0.], [-1/(2*sqrt(y1)), 1., 0.], [-1, exp(-y2), 1]);
[      1         0.2    0 ]
[                         ]
[       1                 ]
(%o1)                     [ - ----------    1     0 ]
[   2 sqrt(y1)            ]
[                         ]
[                 - y2    ]
[     - 1       %e      1 ]
(%i2) detout: true;
(%o2)                                true
(%i3) doallmxops: false;
(%o3)                                false
(%i4) doscmxops: false;
(%o4)                                false
(%i5) invert(M);
[       1             - 0.2            0       ]
[                                              ]
[       1                                      ]
[   ----------          1              0       ]
[   2 sqrt(y1)                                 ]
[                                              ]
[         - y2                                 ]
[       %e            - y2          0.1        ]
[ 1 - ----------  - %e     - 0.2  -------- + 1 ]
[     2 sqrt(y1)                  sqrt(y1)     ]
(%o5)          ------------------------------------------------
0.1
-------- + 1
sqrt(y1)
(%i6) ```

### Related Help

Help for Doallmxops