GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
ReadPackage( "RDS", "lib/reps.gd" ); ReadPackage( "RDS", "lib/sigs.gd" ); ReadPackage( "RDS", "lib/startsets.gd"); ReadPackage( "RDS", "lib/misc.gd" ); ReadPackage( "RDS", "lib/AllDiffsets.gd"); ReadPackage( "RDS", "lib/OneDiffset.gd"); ReadPackage( "RDS", "lib/plane_isomorphisms.gd"); ReadPackage( "RDS", "lib/designs.gd"); ReadPackage( "RDS", "lib/lazy.gd"); ############################################################################# ## #E END ##