"Source: Text/Geometry/ModAbVar.text";
"Line: 1542";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/ModAbVar.text, line: 1542
// Example: H148E28 ()
print "Example: H148E28";
ei := GetEchoInput();
SetEchoInput(true);
A := JZero(11);
B := JZero(14);
A*B eq A*B;
assert $1;
A*B eq B*A;
assert not $1;
IsIsomorphic(A*B, B*A);
SetEchoInput(ei);
