On 2013-09-29 14:47, Sergei Meshveliani wrote: > Has it sense to add to IsStrictPatialOrder this: > > _≮_ : Rel A _ > x ≮ y = ¬ x < y > > <-antisym : {x y : A} → x < y → y ≮ x > <-antisym x<y = irrefl ≈refl ∘ <-trans x<y > > (one definition and one lemma) ? I've added asymmetric : Asymmetric _<_. -- /NAD