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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 7473 swrdccatin1 11499 sumeq2 12127 zsumdc 12153 modfsummod 12227 prodeq2 12326 zproddc 12348 mulgval 13927 mplsubgfilemcl 15092 cncnp 15333 fsumcncntop 15670 dvmptfsum 15828 dvply2g 15869 logbgcd1irrap 16078 upgriswlkdc 16613 clwwlkccatlem 16653 |
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