Nuprl - Proof: disjoint increasing onto 1

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At: disjoint increasing onto 1

1. m :

2. n :

3. k :

4. f :

m
5. g :

m
6. increasing(f;n)
7. increasing(g;k)
8.

m. (

n. i = f(j))

(

k. i = g(j))
9.

j1:

n, j2:

f(j1) = g(j2)

m = n+k

By:	Assert (mn+k)

Generated subgoals:

1 mn+k
11 steps

2 10. mn+k
m = n+k
9 steps

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