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At: complete nat ind with y 1 1 2 1 1 1

1. P : Prop
2. g : i:. (j:iP(j))  P(i)
3. Y(f,xg(x,f))  VoidVoid
  Y(f,xg(x,f))  (m:0. P(m))


By: ExtWith [] [VoidVoid]


Generated subgoals:

1   Y(f,xg(x,f))  VoidVoid
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2 4. x : 0
  Y((f,xg(x,f)),x P(x)

1 step
3 1. P : Prop{k}
2. g : i:. (j:iP(j))  P(i)
3. Y(f,xg(x,f))  VoidVoid
   Type{1}

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voidnatural_numberlambdaapplyfunctionycombuniversememberpropimpliesall
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(24steps total) PrintForm Definitions int 1 Sections StandardLIB Doc