"Source: Text/Lat/GLat.text";
"Line: 1363";
"Date: Thu Apr  1 10:52:23 2021";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Lat/GLat.text, line: 1363
// Example: H33E7 ()
print "Example: H33E7";
ei := GetEchoInput();
SetEchoInput(true);
G:= sub< GL(2, Integers()) | [0,1,-1,0] >;
V:= SublatticeLattice(G); V;
SetEchoInput(ei);
