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Definition df-vhc2 40921
Description: Definition of a 2-element virtual hypotheses collection. (Contributed by Alan Sare, 23-Apr-2015.) (New usage is discouraged.)
Assertion
Ref Expression
df-vhc2 ((   𝜑   ,   𝜓   ) ↔ (𝜑𝜓))

Detailed syntax breakdown of Definition df-vhc2
StepHypRef Expression
1 wph . . 3 wff 𝜑
2 wps . . 3 wff 𝜓
31, 2wvhc2 40920 . 2 wff (   𝜑   ,   𝜓   )
41, 2wa 398 . 2 wff (𝜑𝜓)
53, 4wb 208 1 wff ((   𝜑   ,   𝜓   ) ↔ (𝜑𝜓))
Colors of variables: wff setvar class
This definition is referenced by:  dfvd2an  40922
  Copyright terms: Public domain W3C validator