returns a square zero-matrix of dimension NxN
(N)
| 304 | |
| 305 | |
| 306 | def squareZeroMatrix(N): |
| 307 | """ |
| 308 | returns a square zero-matrix of dimension NxN |
| 309 | """ |
| 310 | ans = [[0]*N for i in range(N)] |
| 311 | return Matrix(ans,N,N) |
| 312 | |
| 313 | |
| 314 | def randomMatrix(W,H,a,b): |