Credits
=======

Primary development and maintenance:

* `Marc Culler <http://www.math.uic.edu/~culler>`_ 
* `Nathan Dunfield <http://dunfield.info>`_
* `Matthias Goerner <http://www.unhyperbolic.org/>`_
* `Jeff Weeks <http://www.geometrygames.org>`_

Additional contributions:

* Mark Bell, Tracy Hall, Saul Schleimer, `Twister <https://github.com/MarkCBell/twister>`_.

* Jim Hoste and Morwen Thistlethwaite, manifold and link censuses.

* Ben Burton, manifold censuses and isosig code.  

* Abhijit Champanerkar and Ilya Kofman, knot censuses.  

* Robert Lipschitz and Jennet Dickinson, improvements to Spherogram.

* Malik Obeidin, improvements to Spherogram and the manifold
  databases.

* Malik Obeidin and Cameron Rudd, exterior to link diagram code.

* Jose Sanchez, 3D printing code.

* Jean-Philippe Burelle, SL(2, C) character variety code.

* David Bachman, Henry Segerman and Saul Schleimer, initial code the
  raytraced inside view is based on.

* Zoltán Szabó, computing Knot Floer homology.

* `PARI library <http://pari.math.u-bordeaux.fr/>`_.  

*  `QD quad-double library
   <http://crd-legacy.lbl.gov/~dhbailey/mpdist/>`_.

* Frédéric Chapoton, code cleanup and linting.

* Others, please let Marc or Nathan know if we've forgotten you. 

Citing SnapPy
-------------

Please cite as: 

M. Culler, N. M. Dunfield, M. Goerner, and J. R. Weeks, SnapPy, a computer program
for studying the geometry and topology of 3-manifolds, http://snappy.computop.org  

or in BibTeX format ::

   @misc{SnapPy,
        author={Culler, Marc and Dunfield, Nathan M. and Goerner,
	Matthias and Weeks, Jeffrey R.},
        title={Snap{P}y, a computer program for studying the geometry and topology of $3$-manifolds},
        howpublished={Available at \url{http://snappy.computop.org} (DD/MM/YYYY)},
   }

or as an AMSRef::

  \bib{SnapPy}{misc}{
       author={Culler, Marc},
       author={Dunfield, Nathan M.},
       author={Goerner, Matthias},
       author={Weeks, Jeffrey R.},
       title={Snap{P}y, a computer program for studying the geometry and topology of $3$-manifolds},
       note={Available at \url{http://snappy.computop.org} (DD/MM/YYYY)}
  }

where DD/MM/YYYY should be replaced by the date when you downloaded your
copy of SnapPy.