returns a square zero-matrix of dimension NxN
(n: int)
| 425 | |
| 426 | |
| 427 | def square_zero_matrix(n: int) -> Matrix: |
| 428 | """ |
| 429 | returns a square zero-matrix of dimension NxN |
| 430 | """ |
| 431 | ans: list[list[float]] = [[0] * n for _ in range(n)] |
| 432 | return Matrix(ans, n, n) |
| 433 | |
| 434 | |
| 435 | def random_matrix(width: int, height: int, a: int, b: int) -> Matrix: |