This function has been superceded by
fillMatrix, which works over more rings, is much faster for large matrices, and is more flexible.
i1 : randomMutableMatrix(10,15,.9,100)
o1 = | -64 . . . . . . . . . . . -78 . . |
| . . . . . . . . . . 79 28 . . . |
| . 66 . . . . . . . 58 . . . . . |
| . . . . . . . . . . . 84 . . 33 |
| . -32 . 8 . . . 79 . . . . . . . |
| . . . . . . . . . . . -80 . . . |
| . . . . . . -66 . . . . . -85 . . |
| . . . . . . . . . . . -98 -28 . . |
| . . . 89 . . . . . . . . . . . |
| . . . . . -5 . . . -55 . . . . . |
o1 : MutableMatrix
|