#NEWLINE# @ staticmethod #NEWLINE# def simplify_this_type( expression ) : #NEWLINE# #INDENT# ( extracted_expr , residual_expr ) = GammaMatrixHead . extract_type_tens ( expression ) #NEWLINE# res_expr = GammaMatrixHead . _simplify_single_line ( extracted_expr ) #NEWLINE# return ( res_expr * residual_expr )