GAP

Main Branches

Downloads  Installation  Overview  Data Libraries  Packages  Documentation  Contacts  FAQ  GAP 3 

GAP package HAPcryst

A HAP extension for crystallographic groups

Author

Marc Roeder

Maintainer

The GAP Team

Short Description

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

Version

Current version shipped with GAP: 0.1.13   (Released 10/02/2020)

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 (http://www.polymake.org) must be installed to calculate resolutions

Online documentation

HAPcryst: [ HTML] version   [ PDF] version  

HAPprog: [ HTML] version   [ PDF] version  

Download

[README]    hapcryst-0.1.13[.tar.gz  (652K)]   [.tar.bz2  (608K)]   [-win.zip  (740K)]   [.zip  (736K)]  

Source code repository

git : https://github.com/gap-packages/hapcryst

Issue tracker

https://github.com/gap-packages/hapcryst/issues

Contact

Marc Roeder
E-mail: roeder.marc@gmail.com

The GAP Team
E-mail: support@gap-system.org