Theorem simp3r1 1282

Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.)

Assertion

Ref	Expression
simp3r1	⊢ ((𝜏 ∧ 𝜂 ∧ (𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒))) → 𝜑)

Proof of Theorem simp3r1

Step	Hyp	Ref	Expression
1		simpr1 1195	. 2 ⊢ ((𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒)) → 𝜑)
2	1	3ad2ant3 1135	1 ⊢ ((𝜏 ∧ 𝜂 ∧ (𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒))) → 𝜑)

Syntax hints:   → wi 4   ∧ wa 395   ∧ w3a 1086

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 207  df-an 396  df-3an 1088

This theorem is referenced by:  nllyrest  23428  segletr  36257  cdlemblem  39992  cdleme21  40536  cdleme22b  40540  cdleme40m  40666  cdlemg34  40911  cdlemk5u  41060  cdlemk6u  41061  cdlemk21N  41072  cdlemk20  41073  cdlemk26b-3  41104  cdlemk26-3  41105  cdlemk28-3  41107  cdlemk37  41113  cdlemky  41125  cdlemk11t  41145  cdlemkyyN  41161  dihmeetlem20N  41525  stoweidlem56  46242