Nuprl - Proof: append split2 1 1 2 1

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At: append split2 1 1 2 1

1. T : Type
2. L : T List
3. P :

||L||

Prop
4.

||L||. Dec(P(x))
5.

i,j:

||L||. P(i)

i<j

P(j)
6. i :

||L||
7. P(i)
8.

P(j)
9. i@0 :

||L||
10. P(i@0)
11.

i@0

By:	InstHyp [i@0] -4

Generated subgoals:

None

About:

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