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Theorem bj-spvv 33021
Description: Version of spv 2397 with a dv condition, which does not require ax-7 2082, ax-12 2188, ax-13 2383. (Contributed by BJ, 31-May-2019.) (Proof modification is discouraged.)
Hypothesis
Ref Expression
bj-spvv.1 (𝑥 = 𝑦 → (𝜑𝜓))
Assertion
Ref Expression
bj-spvv (∀𝑥𝜑𝜓)
Distinct variable groups:   𝑥,𝑦   𝜓,𝑥
Allowed substitution hints:   𝜑(𝑥,𝑦)   𝜓(𝑦)

Proof of Theorem bj-spvv
StepHypRef Expression
1 bj-spvv.1 . . 3 (𝑥 = 𝑦 → (𝜑𝜓))
21biimpd 219 . 2 (𝑥 = 𝑦 → (𝜑𝜓))
32bj-spimvv 33019 1 (∀𝑥𝜑𝜓)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 196  wal 1622
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1863  ax-4 1878  ax-5 1980  ax-6 2046
This theorem depends on definitions:  df-bi 197  df-ex 1846
This theorem is referenced by:  bj-chvarvv  33024  bj-nalset  33092  bj-ru0  33230
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