Nuprl - Proof: qadd assoc

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: qadd assoc

p,q,r:

. p +q q +q r =q p +q q +q r

By:

UnivCD

Generated subgoal:

1 1. p :
2. q :
3. r :
p +q q +q r =q p +q q +q r
4 steps

About:

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html