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| Mirrors > Home > ILE Home > Th. List > simp-4l | GIF version | ||
| Description: Simplification of a conjunction. (Contributed by Mario Carneiro, 4-Jan-2017.) |
| Ref | Expression |
|---|---|
| simp-4l | ⊢ (((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) → 𝜑) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simplll 539 | . 2 ⊢ ((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) → 𝜑) | |
| 2 | 1 | adantr 276 | 1 ⊢ (((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) ∧ 𝜏) → 𝜑) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This theorem is used by: simp-5l 549 disjiun 4125 fnfi 7255 mapfi 7266 nninfisol 7480 swrdccatin1 11520 sumeq2 12151 zsumdc 12177 modfsummod 12251 prodeq2 12350 zproddc 12372 mulgval 13985 gsummptfidmsplit 14255 mplsubgfilemcl 15227 cncnp 15468 fsumcncntop 15805 dvmptfsum 15963 dvply2g 16004 logbgcd1irrap 16218 upgriswlkdc 16818 clwwlkccatlem 16858 |
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