fact: Definition O_monad_mult_assoc (A : Type) : O_monad_mult A o O_monad_mult (O A) == O_monad_mult A o O_functor (O_monad_mult A).
imports: HoTT.Basics HoTT.Types Equiv.BiInv Extensions HProp HFiber NullHomotopy Limits.Pullback PathAny Colimits.Pushout