Theorem simp311 1339

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

Assertion

Ref	Expression
simp311	⊢ ((𝜂 ∧ 𝜁 ∧ ((𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜃 ∧ 𝜏)) → 𝜑)

Proof of Theorem simp311

Step	Hyp	Ref	Expression
1		simp11 1222	. 2 ⊢ (((𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜃 ∧ 𝜏) → 𝜑)
2	1	3ad2ant3 1153	1 ⊢ ((𝜂 ∧ 𝜁 ∧ ((𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜃 ∧ 𝜏)) → 𝜑)

This proof depends on syntax axioms:   → wi 4   ∧ w3a 1103

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8

This proof depends on definitions:  df-bi 210  df-an 402  df-3an 1105

This theorem is used by:  dalem-clpjq  40831  dath2  40931  cdleme26e  41553  cdleme38m  41657  cdleme38n  41658  cdleme39n  41660  cdlemg28b  41897  cdlemk7  42042  cdlemk11  42043  cdlemk12  42044  cdlemk7u  42064  cdlemk11u  42065  cdlemk12u  42066  cdlemk22  42087  cdlemk23-3  42096  cdlemk25-3  42098