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Axiom ax-numc 218
Description: Commutation of ν into . Note that x can only be bound in one factor.
Assertion
Ref Expression
ax-numc x(𝜑 ⊗ νx𝜓) ⧟ (νx𝜑 ⊗ νx𝜓))

Detailed syntax breakdown of Axiom ax-numc
StepHypRef Expression
1 wph . . . 4 wff 𝜑
2 wps . . . . 5 wff 𝜓
3 vx . . . . 5 var x
42, 3wnu 206 . . . 4 wff νx𝜓
51, 4wmc 105 . . 3 wff (𝜑 ⊗ νx𝜓)
65, 3wnu 206 . 2 wff νx(𝜑 ⊗ νx𝜓)
71, 3wnu 206 . . 3 wff νx𝜑
87, 4wmc 105 . 2 wffx𝜑 ⊗ νx𝜓)
96, 8wlb 55 1 wffx(𝜑 ⊗ νx𝜓) ⧟ (νx𝜑 ⊗ νx𝜓))
Colors of variables: wff var nilad
This axiom is referenced by: (None)
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