GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
############################################################################# ## ## ModulesForHomalg.gd Modules package Mohamed Barakat ## ## Copyright 2007-2010, Mohamed Barakat, University of Kaiserslautern ## ## Declaration stuff for the package Modules. ## ############################################################################# # our info classes: DeclareInfoClass( "InfoModulesForHomalg" ); SetInfoLevel( InfoModulesForHomalg, 1 ); # a central place for configurations: DeclareGlobalVariable( "HOMALG_MODULES" ); #################################### # # global functions and operations: # #################################### # basic operations: DeclareOperation( "HomalgRing", [ IsHomalgObjectOrMorphism ] ); DeclareOperation( "BasisOfModule", [ IsHomalgObjectOrMorphism ] ); DeclareOperation( "OnBasisOfPresentation", [ IsHomalgObjectOrMorphism ] ); DeclareOperation( "OnLessGenerators", [ IsHomalgObjectOrMorphism ] );