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At: map equal 1 1

1. T : Type
2. T' : Type
3. a : T List
4. f : TT'
5. g : TT'
6. i:i<||a||  f(a[i]) = g(a[i])
  ||map(f;a)|| = ||map(g;a)||  


By: Inst Thm* f:(AB), as:A List. ||map(f;as)|| = ||as||   [T;T';f;a]
THEN
Inst Thm* f:(AB), as:A List. ||map(f;as)|| = ||as||   [T;T';g;a]


Generated subgoals:

None

About:
listintless_thanapplyfunctionuniverseequalimpliesall
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(6steps total) PrintForm Definitions Lemmas mb list 1 Sections MarkB generic Doc