GAP

Main Branches

Downloads  Installation  Overview  Data Libraries  Packages  Documentation  Contacts  FAQ  GAP 3 

GAP package HAPcryst

A HAP extension for crystallographic groups

This is an extension to the HAP package by Graham Ellis. It implements geometric methods for the calculation of resolutions of Bieberbach groups.

Author
Marc Roeder
Maintainers
Marc Roeder, The GAP Team
Version with GAP 4.13.0
0.1.15    (Released 26/07/2022)
License
GPL-2.0-or-later
Status
deposited
Dependencies
GAP version: >=4.9
Needed other packages: Polycyclic (>=2.8.1), AClib (>=1.1), cryst (>=4.1.5), HAP (>=1.8), polymaking (>=0.7.9)
Suggested other packages: Carat (>=1.1), CrystCat (>=1.1.2), GAPDoc (>= 0.99)
External needs: polymake (https://polymake.org) must be installed to calculate resolutions
Documentation
HAPcryst [HTML]     [PDF]
HAPprog [HTML]     [PDF]
Download
hapcryst-0.1.15   [.tar.gz]