"Source: Text/Geometry/ModAbVar.text";
"Line: 1563";
"Date: Fri Sep  9 15:10:23 2022";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Geometry/ModAbVar.text, line: 1563
// Example: H145E29 ()
print "Example: H145E29";
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);
