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At: sublist antisymmetry 1
1. T : Type
2. L1 : T List
3. L2 : T List
4. L1  L2
5. L2  L1
  ||L1|| = ||L2||  
By: AllHyps (i.FwdThru Thm* L1,L2:T List. L1  L2  ||L1||||L2|| [i])

Generated subgoals:

None

About:
listintuniverseequalimpliesall
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(2steps total) PrintForm Definitions Lemmas mb list 1 Sections MarkB generic Doc