Nuprl - Proof: inr houtr 1 1

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: inr houtr 1 1

'a,'b:S. all(

x:hsum('a; 'b). implies(isr(x),equal(inr(outr(x)),x)))

'a,'b:S, x:'a+'b. isr(x)

inr(outr(x)) = x

By:

RW HNC -1

Generated subgoal:

1 1. 'a,'b:S, x:hsum('a; 'b). isr(x) inr(outr(x)) = x
'a,'b:S, x:'a+'b. isr(x) inr(outr(x)) = x
1 step

About:

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