"Source: Text/Basics/RngIntRes.text";
"Line: 322";
"Date: Tue Jun  7 22:27:15 2016";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Basics/RngIntRes.text, line: 322
// Example: H20E3 ()
print "Example: H20E3";
ei := GetEchoInput();
SetEchoInput(true);
r := ResidueClassRing(3) ! 5;
r;
assert $1 eq 2;
ResidueClassRing(6) ! r;
assert $1 eq 2;
SetEchoInput(ei);
