function ColExchange(i: Integer; j: Integer): TMtxInt;
Exchange matrix columns.
| # | Name | Type | Description |
|---|---|---|---|
| 1 | i | Integer | |
| 2 | j | Integer |
Result: stored in self (calling object), returns self for chaining
Remarks:
Exchange the i-tj and j-th columns of the calling matrix in-place. An exception is raised if matrix bounds are overrun.