def apply_matrix_norm(m, v):
 (a, b, c, d, e, f) = m
 (p, q) = v
 return (((a * p) + (c * q)), ((b * p) + (d * q)))

def apply_matrix_norm ( m , v ) : ( a , b , c , d , e , f ) = m ( p , q ) = v return ( ( ( a * p ) + ( c * q ) ) , ( ( b * p ) + ( d * q ) ) )
equivalent to apply_matrix_pt(m .