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At: hanoi seq join wf

  n:m,a,z:s1:({a...m}{1...n}Peg), s2:({m+1...z}{1...n}Peg).
  (s1 @(ms2 {a...z}{1...n}Peg


By: Def of <fun> @(<int>) <fun> :{<int>...<int>}{1...<nat>}Peg THEN UnivCD


Generated subgoal:

1 1. n : 
2. m : 
3. a : 
4. z : 
5. s1 : {a...m}{1...n}Peg
6. s2 : {m+1...z}{1...n}Peg
  (x.if xm s1(x) else s2(x) fi)  {a...z}{1...n}Peg

2 steps

About:
ifthenelseintnatural_numberaddlambdaapplyfunctionmemberall
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(3steps total) PrintForm Definitions HanoiTowers Sections NuprlLIB Doc