"Source: Text/Geometry/ModAbVar.text";
"Line: 1563";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/ModAbVar.text, line: 1563
// Example: H148E29 ()
print "Example: H148E29";
ei := GetEchoInput();
SetEchoInput(true);
JZero(37) subset JZero(37);
assert $1;
JZero(11) subset JZero(22);
assert not $1;
IsInjective(NaturalMap(JZero(11),JZero(22)));
assert $1;
SetEchoInput(ei);
