theorem AxiomaticThinking.instCoeDepTypeBeliefOfIs._proof_1
theorem AxiomaticThinking.instCoeDepTypeBeliefOfIs._proof_1: ∀ (x : Type) [z85jhy92.AxiomaticThinking.Belief.Is x], z85jhy92.AxiomaticThinking.Belief.Is x
theorem AxiomaticThinking.instCoeDepTypeBeliefOfIs._proof_1
theorem AxiomaticThinking.instCoeDepTypeBeliefOfIs._proof_1: ∀ (x : Type) [z85jhy92.AxiomaticThinking.Belief.Is x], z85jhy92.AxiomaticThinking.Belief.Is x