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At:
nsub inj discr range bij1211 1. A : Type
2. A Discrete
3. k :
4. f : kA 5. Inj(k; A; f)
6. {a:A| i:k. a = f(i) } Type
7. fk{a:A| i:k. a = f(i) } & Surj(k; {a:A| i:k. a = f(i) }; f)
8. {a:A| i:k. a = f(i) } Type
9. fk{a:A| i:k. a = f(i) }
10. Surj(k; {a:A| i:k. a = f(i) }; f)
11. fk{a:A| i:k. a = f(i) }
Inj(k; {a:A| i:k. a = f(i) }; f)
By:
SimilarTo: Hyp:5 THEN Analyze-1
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html