returns whether the matrix a has full rank . concode_field_sep Matrix qr concode_elem_sep int originalRows concode_elem_sep int originalColumns concode_elem_sep Vector rDiag concode_field_sep Matrix solve concode_elem_sep String toString concode_elem_sep Matrix getQ concode_elem_sep Matrix getR
boolean function ( ) { for ( int loc0 = 0 ; loc0 < originalColumns ; loc0 ++ ) { if ( rDiag . getQuick ( loc0 ) == 0 ) { return false ; } } return true ; }