Theorem simp-4l 541

Description: Simplification of a conjunction. (Contributed by Mario Carneiro, 4-Jan-2017.)

Assertion

Ref	Expression
simp-4l	⊢ (((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) → 𝜑)

Proof of Theorem simp-4l

Step	Hyp	Ref	Expression
1		simplll 533	. 2 ⊢ ((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) → 𝜑)
2	1	adantr 276	1 ⊢ (((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) → 𝜑)

Syntax hints:   → wi 4   ∧ wa 104

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108

This theorem is referenced by:  simp-5l  543  disjiun  4042  fnfi  7045  nninfisol  7242  sumeq2  11714  zsumdc  11739  modfsummod  11813  prodeq2  11912  zproddc  11934  mulgval  13502  mplsubgfilemcl  14505  cncnp  14746  fsumcncntop  15083  dvmptfsum  15241  dvply2g  15282  logbgcd1irrap  15486