Coxeter is a computer program for the study of combinatorial aspects of Coxeter group theory, particularly those related to the Bruhat ordering and Kazhdan-Lusztig polynomials. It is written in C++, and should run on the main types of workstation under linux or unix. The current version is now version 3.0, which is now available for beta testing.
The main capabilities of the program are the following :
The program doesn't have very much in common anymore with version 1, which has been in existence for many years. The main differences, from the user's viewpoint, are the following:
The author would like to stress that Coxeter was written primarily with his own research interests in mind, and that it is made available without any promise of technical or other assistance, nor of further development. It is distributed under the copyleft license of the Free Software Foundation; therefore it is not in the public domain, but may be freely copied, distributed, modified, and incorporated into other software, provided only that the modified versions be clearly identified as such, and that programs incorporating all or part of this code be in turn distributed under the copyleft license.