Documentation

Foundation.Modal.Boxdot.GL_Grz

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instance LO.Modal.Kripke.instIsFiniteGrzReflGenOfIsFiniteGL {F : Frame} [F.IsFiniteGL] :
F^=.IsFiniteGrz
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instance LO.Modal.Kripke.instIsFiniteGLIrreflGenOfIsFiniteGrz {F : Frame} [F.IsFiniteGrz] :
F^≠.IsFiniteGL
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theorem LO.Modal.provable_boxdot_GL_of_provable_Grz {φ : Formula ℕ} :
Modal.Grz ⊢! φ → Modal.GL ⊢! φᵇ
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theorem LO.Modal.provable_Grz_of_provable_boxdot_GL {φ : Formula ℕ} :
Modal.GL ⊢! φᵇ → Modal.Grz ⊢! φ
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theorem LO.Modal.iff_provable_boxdot_GL_provable_Grz {φ : Formula ℕ} :
Modal.GL ⊢! φᵇ ↔ Modal.Grz ⊢! φ
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theorem LO.Modal.iff_boxdot_GL_Grz {φ : Formula ℕ} :
Modal.GL ⊢! φᵇ ↔ Modal.Grz ⊢! φ