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At: swap cons 2 2 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
  i1||swap(L;i-1;j-1)||


By: All (RWO Thm* L:T List, i,j:||L||. ||swap(L;i;j)|| = ||L||  )


Generated subgoals:

None

About:
listconsintnatural_numberaddsubtractless_thanuniverseequalall
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

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