Estimated hours taken: 0.2
Branches: main
Fix Mantis bug 251.
library/eqvclass.m:
Relax the overly restrictive sanity check that generated the problem.
Document why it is relaxed.
tests/hard_coded/eqvclass.{m,exp}:
The Mantis bug test case.
tests/hard_coded/Mmakefile:
Enable the new test case.
