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At: swap cons 2 1 1

1. T : Type
2. L : T List
3. x : T
4. i : {1..(||L||+1)}
5. j : {1..(||L||+1)}
6. i1 : 
7. i1<||swap([x / L];i;j)||
8. i1 = 0
  swap([x / L];i;j)[0] = x


By: RWO Thm* L:T List, i,j,x:||L||. swap(L;i;j)[x] = L[((ij)(x))] 0


Generated subgoals:

1   0<||[x / L]||
1 step
2   [x / L][((ij)(0))] = x
1 step

About:
listconsintnatural_numberaddless_thanapplyuniverseequalall
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(15steps total) PrintForm Definitions Lemmas mb list 2 Sections MarkB generic Doc