.. _spkg_deformation:

deformation: Count points on hypersurfaces using the deformation method
=======================================================================

Description
-----------

Deformation is a C library for counting points on hypersurfaces using
the deformation method, developed by Sebastian Pancratz.

License
-------

GLPv3


Upstream Contact
----------------

-  Sebastian Pancratz: sebastian.pancratz@gmail.com, sage-devel@googlegroups.com

-  We use the fork at https://github.com/sagemath/deformation
   the fork uses GMP instead of MPIR, and Flint 2.7+.

Type
----

experimental


Version Information
-------------------

package-version.txt::

    20210503


Equivalent System Packages
--------------------------

See https://repology.org/project/deformation/versions


However, these system packages will not be used for building Sage
because spkg-configure.m4 has not been written for this package;
see :trac:`27330`