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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 11512 sumeq2 12143 zsumdc 12169 modfsummod 12243 prodeq2 12342 zproddc 12364 mulgval 13976 mplsubgfilemcl 15142 cncnp 15383 fsumcncntop 15720 dvmptfsum 15878 dvply2g 15919 logbgcd1irrap 16128 upgriswlkdc 16723 clwwlkccatlem 16763 |
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