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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 7250 mapfi 7261 nninfisol 7474 swrdccatin1 11513 sumeq2 12144 zsumdc 12170 modfsummod 12244 prodeq2 12343 zproddc 12365 mulgval 13978 mplsubgfilemcl 15181 cncnp 15422 fsumcncntop 15759 dvmptfsum 15917 dvply2g 15958 logbgcd1irrap 16172 upgriswlkdc 16772 clwwlkccatlem 16812 |
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