Regina (program)
| Regina | |
|---|---|
| Original author(s) | Ben Burton, David Letscher, Richard Rannard, Hyam Rubinstein | 
| Developer(s) | Ben Burton, Ryan Budney, William Pettersson | 
| Initial release | December 2000 | 
| Stable release | 7.3
   / March, 2023 | 
| Repository | github | 
| Written in | C++, Python | 
| Operating system | Linux, Unix-like, Mac, Microsoft Windows, iOS | 
| Available in | English | 
| Type | Mathematical Software | 
| License | GPL | 
| Website | regina-normal | 
Regina is a suite of mathematical software for 3-manifold topologists. It focuses upon the study of 3-manifold triangulations and includes support for normal surfaces and angle structures.