MeatAxe  2.4
Programs for working with modular representations
rad - Radical Series

Command Line

rad Options [-l MaxLength] [-H Num] Module 
Options
Standard options, see Standard Command Line Options
-l MaxLength
Maximum number of layers to compute.
-H Num
Calculate generators for the Num-th head.
Module
Module name.

Input Files

Name.cfinfo
Constituent information.
NameCf.std.1, NameCf.std.2, ...
Generators on the irreducible constituents.

Output Files

Name.cfinfo
Radical information.
NameCf.hX
Generators for the X-th head.

Description

This program calculates the radical series of an arbitrary module Name, or the homomorphisms from the projective modules corresponding to the composition factors of the given module to the module.

Implementation Details

The program uses an algorithm by Magdolna Szöke, see [Sz98].


MeatAxe 2.4 documentation, generated on Wed Jan 7 2015 08:38:36