Abstract base class for matrices.

For design documentation see matrix/docs.py.

class sage.matrix.matrix.Matrix

Bases: sage.matrix.matrix2.Matrix

sage.matrix.matrix.is_Matrix(x)

EXAMPLES:

sage: from sage.matrix.matrix import is_Matrix
sage: is_Matrix(0)
False
sage: is_Matrix(matrix([[1,2],[3,4]]))
True