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Theorem an82ds 32333
Description: Inference exchanging the last antecedent with the second one. (Contributed by Thierry Arnoux, 3-Jun-2025.)
Hypothesis
Ref Expression
an82ds.1 ((((((((𝜑𝜓) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁) ∧ 𝜎) → 𝜌)
Assertion
Ref Expression
an82ds ((((((((𝜑𝜎) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁) ∧ 𝜓) → 𝜌)

Proof of Theorem an82ds
StepHypRef Expression
1 an32 644 . . . . . . 7 (((𝜑𝜓) ∧ 𝜎) ↔ ((𝜑𝜎) ∧ 𝜓))
21anbi1i 622 . . . . . 6 ((((𝜑𝜓) ∧ 𝜎) ∧ 𝜃) ↔ (((𝜑𝜎) ∧ 𝜓) ∧ 𝜃))
32anbi1i 622 . . . . 5 (((((𝜑𝜓) ∧ 𝜎) ∧ 𝜃) ∧ 𝜏) ↔ ((((𝜑𝜎) ∧ 𝜓) ∧ 𝜃) ∧ 𝜏))
43anbi1i 622 . . . 4 ((((((𝜑𝜓) ∧ 𝜎) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ↔ (((((𝜑𝜎) ∧ 𝜓) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂))
54anbi1i 622 . . 3 (((((((𝜑𝜓) ∧ 𝜎) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁) ↔ ((((((𝜑𝜎) ∧ 𝜓) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁))
6 an82ds.1 . . . 4 ((((((((𝜑𝜓) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁) ∧ 𝜎) → 𝜌)
76an72ds 32332 . . 3 ((((((((𝜑𝜓) ∧ 𝜎) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁) ∧ 𝜒) → 𝜌)
85, 7sylanbr 580 . 2 ((((((((𝜑𝜎) ∧ 𝜓) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁) ∧ 𝜒) → 𝜌)
98an72ds 32332 1 ((((((((𝜑𝜎) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) ∧ 𝜂) ∧ 𝜁) ∧ 𝜓) → 𝜌)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 394
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem depends on definitions:  df-bi 206  df-an 395
This theorem is referenced by:  1arithufdlem3  33361
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