GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
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##
## CAP package
##
## Copyright 2013, Sebastian Gutsche, TU Kaiserslautern
## Sebastian Posur, RWTH Aachen
##
## Chapter Product category
##
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DeclareOperationWithCache( "DirectProductFunctor",
[ IsCapCategory, IsInt ] );
DeclareOperationWithCache( "CoproductFunctor",
[ IsCapCategory, IsInt ] );
DeclareFilter( "IsCapProductCategory" );
DeclareAttribute( "Components",
IsCapCategory );
DeclareAttribute( "Components",
IsCapCategoryCell );
DeclareOperation( "\[\]",
[ IsCapCategory, IsInt ] );
DeclareOperation( "\[\]",
[ IsCapCategoryCell, IsInt ] );
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##
## Section Constructors
##
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DeclareOperation( "ProductOp",
[ IsList, IsCapCategory ] );
DeclareOperation( "ProductOp_OnMorphisms",
[ IsList, IsCapCategory ] );
DeclareOperation( "ProductOp_OnObjects",
[ IsList, IsCapCategory ] );
DeclareOperation( "ProductOp_OnTwoCells",
[ IsList, IsCapCategory ] );
DeclareOperation( "ProductOp",
[ IsList, IsCapCategoryCell ] );
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##
## Section Technical methods
##
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DeclareAttribute( "Length",
IsCapCategory );
DeclareAttribute( "Length",
IsCapCategoryObject );
DeclareAttribute( "Length",
IsCapCategoryMorphism );