Nuprl - Proof: rel inverse exp 2

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At: rel inverse exp 2

1. T : Type
2. R : T

Prop
3. n :

4. 0<n
5.

x,y:T. (x R^n-1^-1 y)

(x R^-1^n-1 y)

x,y:T. (x R^n^-1 y)

(x R^-1^n y)

By:	Unfold `rel_inverse` 0 THEN Reduce 0 THEN Fold `rel_inverse` 0

Generated subgoals:

1 6. x : T
7. y : T
8. y R^n x
x R^-1^n y
6 steps

2 6. x : T
7. y : T
8. x R^-1^n y
y R^n x
5 steps

About:

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

1	6. x : T 7. y : T 8. y R^n x x R^-1^n y	6 steps
2	6. x : T 7. y : T 8. x R^-1^n y y R^n x	5 steps