Theorem simp3r2 1301

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

Assertion

Ref	Expression
simp3r2	⊢ ((𝜏 ∧ 𝜂 ∧ (𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒))) → 𝜓)

Proof of Theorem simp3r2

Step	Hyp	Ref	Expression
1		simpr2 1214	. 2 ⊢ ((𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒)) → 𝜓)
2	1	3ad2ant3 1153	1 ⊢ ((𝜏 ∧ 𝜂 ∧ (𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒))) → 𝜓)

This proof depends on syntax axioms:   → wi 4   ∧ wa 401   ∧ 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:  nllyrest  23674  bdayfinbndlem1  28691  cdlemblem  40600  cdleme21  41144  cdleme22b  41148  cdleme40m  41274  cdlemg34  41519  cdlemk5u  41668  cdlemk6u  41669  cdlemk21N  41680  cdlemk20  41681  cdlemk26b-3  41712  cdlemk26-3  41713  cdlemk28-3  41715  cdlemky  41733  cdlemk11t  41753  cdlemkyyN  41769  stoweidlem56  46803