Zulip Chat Archive

Stream: general

Topic: le_min_of_mem


Kenny Lau (Jul 28 2018 at 20:06):

theorem le_min_of_mem {s : finset α} {a b : α} (h₁ : b  s) (h₂ : a  s.min) : a  b :=
by rcases @inf_le (with_top α) _ _ _ _ _ _ _ h₁ _ rfl with b', hb, ab⟩;
   cases h₂.symm.trans hb; assumption

Kenny Lau (Jul 28 2018 at 20:06):

looks like min_le_of_mem to me

Chris Hughes (Jul 28 2018 at 20:09):

PR it.

Chris Hughes (Jul 28 2018 at 20:10):

my guess is someone copied the name le_max_of_mem and didn't notice the word order needed changing


Last updated: Dec 20 2023 at 11:08 UTC