PHP program to decompose a matrix using Cholesky Decomposition
< ? php $ MAX = 100 ; function Cholesky_Decomposition ( $ matrix , $ n ) { $ lower ; for ( $ i = 0 ; $ i <= $ n ; $ i ++ ) for ( $ j = 0 ; $ j <= $ n ; $ j ++ ) $ lower [ $ i ] [ $ j ] = 0 ;