@software{mpmath:software,
       key = {mpmath},
      type = {free python library},
      note = {Mpmath is a pure-Python library for multiprecision floating-point arithmetic.
              It provides an extensive set of transcendental functions, unlimited exponent sizes, complex numbers,
              interval arithmetic, numerical integration and differentiation, root-finding, linear algebra,
              and much more.},
     links = {\URL[mpmath]{http://code.google.com/p/mpmath/}}}