dyadic.py 文件源码

def __mul__(self, other):
        """Multiplies the Dyadic by a sympifyable expression.

        Parameters
        ==========

        other : Sympafiable
            The scalar to multiply this Dyadic with

        Examples
        ========

        >>> from sympy.physics.vector import ReferenceFrame, outer
        >>> N = ReferenceFrame('N')
        >>> d = outer(N.x, N.x)
        >>> 5 * d
        5*(N.x|N.x)

        """

        newlist = [v for v in self.args]
        for i, v in enumerate(newlist):
            newlist[i] = (sympify(other) * newlist[i][0], newlist[i][1],
                          newlist[i][2])
        return Dyadic(newlist)