theorem instCoeDepTypeTemporalIntervalOfIs._proof_1
theorem instCoeDepTypeTemporalIntervalOfIs._proof_1: ∀ (x : Type) [qszr71sj.TemporalInterval.Is x], qszr71sj.TemporalInterval.Is x
theorem instCoeDepTypeTemporalIntervalOfIs._proof_1
theorem instCoeDepTypeTemporalIntervalOfIs._proof_1: ∀ (x : Type) [qszr71sj.TemporalInterval.Is x], qszr71sj.TemporalInterval.Is x