Section Sound_Classical_Trivial.
Existing Instances ProofTheories.ClassicalPropositionalLogic.minAX ProofTheories.ClassicalPropositionalLogic.ipAX.
Existing Instances TrivialSemantics.MD TrivialSemantics.SM TrivialSemantics.tminSM TrivialSemantics.tpSM.

Theorem sound_classical_trivial: provable_sound ProofTheories.ClassicalPropositionalLogic.GP TrivialSemantics.SM (AllModel _).