IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
delete fenum value is fenum12112 1. m :
2. k :
3. f : (m+1)(k+1)
4. Inj((m+1); (k+1); f)
5. Surj((m+1); (k+1); f)
6. b : k 7. a : (m+1)
8. f(a) = b 9. c : (m+1)
10. f(c) = k 11. a = m a:m. (Replace value k by f(m) in f)(a) = b
By:
Witness: a THEN
Rewrite by
Thm* Inj((m+1); (k+1); f)
Thm*
Thm* (i:m. f(i) = k (Replace value k by f(m) in f)(i) = f(i) k)
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html