IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
disjoint increasing onto111121 1. m : 2. n : 3. k : 4. f : nm 5. g : km 6. increasing(f;n)
7. increasing(g;k)
8. h : i:m(j:ni = f(j))+(j:ki = g(j))
9. j1:n, j2:k. f(j1) = g(j2)
10. a1 : m 11. a2 : m InjCase(h(a1); p. 1of(p), n+1of(p))
=
InjCase(h(a2); p. 1of(p), n+1of(p))
(n+k)
a1 = a2