Mod(1/3,5)=2 in CAS
Modulus is defined for integers, but interpreting "1/3" as the multiplicative inverse to 3 would indeed give the answer 2, since 2*3=1 mod(5). This is all fine and dandy. It works in CAS in the online version. But here is the thing:
It worked in GGB 5 desktop like two hours ago. And now it doesn't! Help! Did someone fix a "bug" that wasn't actually a bug? Help! Bring it back! Please! It was so neat...