IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
hanoi sol2 ala general221 1. n :
2. 0<n 3. p,q:Peg.
3. pq 3.
3. (a:.
3. (z:{a...}, s:({a...z}{1...n-1}Peg).
3. (s is a Hanoi(n-1 disk) seq on a..z & s(a) = (i.p) & s(z) = (i.q))
4. p : Peg
5. q : Peg
6. pq 7. a :
8. z : {a...}
9. m : {a...z-1}
10. s1 : {a...m}{1...n}Peg
11. s2 : {m+1...z}{1...n}Peg
12. (s1 @(m) s2) is a Hanoi(n disk) seq on a..z 13. s1(a) = (i.p)
14. s2(z) = (i.q)
z:{a...}, s:({a...z}{1...n}Peg).
s is a Hanoi(n disk) seq on a..z & s(a) = (i.p) & s(z) = (i.q)