theorem Dictionary.instCoeDepTypeBeliefSystemOfIs._proof_1
theorem Dictionary.instCoeDepTypeBeliefSystemOfIs._proof_1: ∀ (x : Type) [c1n0kwdq.Dictionary.BeliefSystem.Is x], c1n0kwdq.Dictionary.BeliefSystem.Is x
theorem Dictionary.instCoeDepTypeBeliefSystemOfIs._proof_1
theorem Dictionary.instCoeDepTypeBeliefSystemOfIs._proof_1: ∀ (x : Type) [c1n0kwdq.Dictionary.BeliefSystem.Is x], c1n0kwdq.Dictionary.BeliefSystem.Is x