SymPy (original) (raw)

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SymPy is a symbolic manipulation package, written in pure Python. Its aim is to become a full featured CAS in Python, while keeping the code as simple as possible in order to be comprehensible and easily extensible.

Homepage: http://sympy.org/

Source Code: http://github.com/sympy/sympy

Mailing list: https://groups.google.com/forum/?fromgroups#!forum/sympy

Examples

from sympy import * x, y, z, t = symbols('x y z t') k, m, n = symbols('k m n', integer=True)

integrate(exp(x)*x**2, x) ⎛ 2 ⎞ x ⎝x - 2⋅x + 2⎠⋅ℯ

expand((x + y)**3) 3 2 2 3 x + 3⋅x ⋅y + 3⋅x⋅y + y factor(_) 3 (x + y)

Sum((-1)n*xn/factorial(n), (n, 0, oo)) ∞

╲ ╲ n n ╲ (-1) ⋅x ╱ ──────── ╱ n! ╱ ‾‾‾‾ n = 0

_.doit() -x ℯ