(self)
return MutableSparseMatrix(self)
Returns a mutable version of this matrix.

        Examples
        ========

        >>> from sympy import ImmutableMatrix
        >>> X = ImmutableMatrix([[1, 2], [3, 4]])
        >>> Y = X.as_mutable()
        >>> Y[1, 1] = 5 # Can set values in Y
        >>> Y
        Matrix([
        [1, 2],
        [3, 5]])
Returns a mutable version of this matrix.
Returns a mutable version of this matrix .
def as_mutable(self):
        """Returns a mutable version of this matrix.

        Examples
        ========

        >>> from sympy import ImmutableMatrix
        >>> X = ImmutableMatrix([[1, 2], [3, 4]])
        >>> Y = X.as_mutable()
        >>> Y[1, 1] = 5 # Can set values in Y
        >>> Y
        Matrix([
        [1, 2],
        [3, 5]])
        """
        return MutableSparseMatrix(self)
def as_mutable ( self ) : return MutableSparseMatrix ( self )