| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lhpexlt | Structured version Visualization version GIF version | ||
| Description: There exists an atom less than a co-atom. TODO: is this needed? (Contributed by NM, 1-Jun-2012.) |
| Ref | Expression |
|---|---|
| lhpatltex.s | ⊢ < = (lt‘𝐾) |
| lhpatltex.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| lhpatltex.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| Ref | Expression |
|---|---|
| lhpexlt | ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ 𝐴 𝑝 < 𝑊) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 488 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝐾 ∈ HL) | |
| 2 | eqid 2766 | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 3 | lhpatltex.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 4 | 2, 3 | lhpbase 40813 | . . 3 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ (Base‘𝐾)) |
| 5 | 4 | adantl 487 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑊 ∈ (Base‘𝐾)) |
| 6 | eqid 2766 | . . 3 ⊢ (1.‘𝐾) = (1.‘𝐾) | |
| 7 | eqid 2766 | . . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 8 | 6, 7, 3 | lhp1cvr 40814 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝑊( ⋖ ‘𝐾)(1.‘𝐾)) |
| 9 | lhpatltex.s | . . 3 ⊢ < = (lt‘𝐾) | |
| 10 | lhpatltex.a | . . 3 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 11 | 2, 9, 6, 7, 10 | 1cvratex 40288 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ (Base‘𝐾) ∧ 𝑊( ⋖ ‘𝐾)(1.‘𝐾)) → ∃𝑝 ∈ 𝐴 𝑝 < 𝑊) |
| 12 | 1, 5, 8, 11 | syl3anc 1398 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ 𝐴 𝑝 < 𝑊) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2146 ∃wrex 3092 class class class wbr 5114 ‘cfv 6543 Basecbs 17294 ltcplt 18389 1.cp1 18503 ⋖ ccvr 40077 Atomscatm 40078 HLchlt 40165 LHypclh 40799 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-id 5561 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-proset 18375 df-poset 18394 df-plt 18409 df-lub 18425 df-glb 18426 df-join 18427 df-meet 18428 df-p0 18504 df-p1 18505 df-lat 18513 df-clat 18580 df-oposet 39991 df-ol 39993 df-oml 39994 df-covers 40081 df-ats 40082 df-atl 40113 df-cvlat 40137 df-hlat 40166 df-lhyp 40803 |
| This theorem is used by: lhp0lt 40818 |
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