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feat: fix week 3

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Yadunand Prem 2024-02-15 16:16:09 +08:00
parent 7ef2e570ea
commit 7cdb61b354
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1 changed files with 4 additions and 17 deletions
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21
cs3234/labs/week-03_structural-induction-over-binary-trees.v
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@ -197,24 +197,11 @@ Proof.
- rewrite <- M_t_t'.
rewrite -> (mirror_is_involutory mirror S_mirror V t).
reflexivity.
- rewrite -> (S_Node V t1 t2).
Check (mirror_is_involutory mirror S_mirror V t1).
(* TODO: Figure this out *)
- rewrite <- M_t_t'.
rewrite -> (mirror_is_involutory mirror S_mirror V t).
reflexivity.
Abort.
Proposition mirror_reverses_itself :
forall mirror : forall V : Type, binary_tree V -> binary_tree V,
specification_of_mirror mirror ->
forall (V : Type)
(t t' : binary_tree V),
mirror V t = t' ->
mirror V t' = t.
Proof.
Restart.
intros mirror S_mirror V t t' M_t_t'.
assert (f_equal :