Nuprl - Proof: mul nat plus

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: mul nat plus

x,y:

. x

By:

Auto

Generated subgoal:

1 1. x :
2. y :
xy
1 step

About:

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