theorem
LO.Propositional.slashable_axiomSer
{Ax : Axiom ℕ}
[Entailment.HasAxiomSer (Hilbert.F Ax)]
:
theorem
LO.Propositional.slashable_axiomTra1
{Ax : Axiom ℕ}
{φ ψ χ : Formula ℕ}
[Entailment.HasAxiomTra1 (Hilbert.F Ax)]
:
theorem
LO.Propositional.slashable_axiomRfl
{Ax : Axiom ℕ}
{φ ψ : Formula ℕ}
[Entailment.HasAxiomRfl (Hilbert.F Ax)]
: