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Theorem alan 43456
Description: Alias for 19.26 1903 for easier lookup. (Contributed by SN, 12-Aug-2025.) (New usage is discouraged.)
Assertion
Ref Expression
alan (∀𝑥(𝜑𝜓) ↔ (∀𝑥𝜑 ∧ ∀𝑥𝜓))

Proof of Theorem alan
StepHypRef Expression
1 19.26 1903 1 (∀𝑥(𝜑𝜓) ↔ (∀𝑥𝜑 ∧ ∀𝑥𝜓))
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wb 209  wa 401  wal 1568
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842
This proof depends on definitions:  df-bi 210  df-an 402
This theorem is used by: (None)
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