Calculates the LU matrix decomposition such that P×input=L×U, where L is lower triangular (with unit diagonal terms), U is upper triangular and P is a partial pivot permutation matrix. The input matrix must be square. Returns a dictionary with entries named 'L', 'U' and 'P'.
| Usage | Returns |
|---|---|
Array.matrixLUDecomposition() | Dictionary |
| Argument | Type | Details |
|---|---|---|
this: array | Array | The array to decompose. |