public static boolean almostEquals ( final double [ ] m1 , final double [ ] m2 , final double maxdelta ) { if ( m1 == m2 ) { return true ; } if ( m1 == null || m2 == null ) { return false ; } final int rowdim = m1 . length ; if ( rowdim != m2 . length ) { return false ; } for ( int i = 0 ; i < rowdim ; i ++ ) { if ( Math . abs ( m1 [ i ] - m2 [ i ] ) > maxdelta ) { return false ; } } return true ; }
Compare two matrices with a delta parameter to take numerical errors into account .