Python console for SymPy 1.0 (Python 2.7.12) These commands were executed: >>> from __future__ import division >>> from sympy import * >>> x, y, z, t = symbols('x y z t') >>> k, m, n = symbols('k m n', integer=True) >>> f, g, h = symbols('f g h', cls=Function) Warning: this shell runs with SymPy 1.0 and so examples pulled from other documentation may provide unexpected results. Documentation can be found at http://docs.sympy.org/1.0.