fact: Definition eqit b1 b2 : itree E R1 -> itree E R2 -> Prop := paco2 (eqit_ b1 b2 id) bot2.
imports: Coq(Structures.Orders Program Setoid Morphisms Relations) Paco(paco) ITree(Basics.Basics Basics.Utils Basics.HeterogeneousRelations Core.ITreeDefinition Eq.Paco2 Eq.Shallow)