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Mirrors > Home > MPE Home > Th. List > Mathboxes > ncvr1 | Structured version Visualization version GIF version |
Description: No element covers the lattice unit. (Contributed by NM, 8-Jul-2013.) |
Ref | Expression |
---|---|
ncvr1.b | ⊢ 𝐵 = (Base‘𝐾) |
ncvr1.u | ⊢ 1 = (1.‘𝐾) |
ncvr1.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
Ref | Expression |
---|---|
ncvr1 | ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ¬ 1 𝐶𝑋) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ncvr1.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
2 | eqid 2738 | . . . 4 ⊢ (le‘𝐾) = (le‘𝐾) | |
3 | ncvr1.u | . . . 4 ⊢ 1 = (1.‘𝐾) | |
4 | 1, 2, 3 | ople1 37205 | . . 3 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → 𝑋(le‘𝐾) 1 ) |
5 | opposet 37195 | . . . . . 6 ⊢ (𝐾 ∈ OP → 𝐾 ∈ Poset) | |
6 | 5 | ad2antrr 723 | . . . . 5 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 (lt‘𝐾)𝑋) → 𝐾 ∈ Poset) |
7 | 1, 3 | op1cl 37199 | . . . . . 6 ⊢ (𝐾 ∈ OP → 1 ∈ 𝐵) |
8 | 7 | ad2antrr 723 | . . . . 5 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 (lt‘𝐾)𝑋) → 1 ∈ 𝐵) |
9 | simplr 766 | . . . . 5 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 (lt‘𝐾)𝑋) → 𝑋 ∈ 𝐵) | |
10 | simpr 485 | . . . . 5 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 (lt‘𝐾)𝑋) → 1 (lt‘𝐾)𝑋) | |
11 | eqid 2738 | . . . . . 6 ⊢ (lt‘𝐾) = (lt‘𝐾) | |
12 | 1, 2, 11 | pltnle 18056 | . . . . 5 ⊢ (((𝐾 ∈ Poset ∧ 1 ∈ 𝐵 ∧ 𝑋 ∈ 𝐵) ∧ 1 (lt‘𝐾)𝑋) → ¬ 𝑋(le‘𝐾) 1 ) |
13 | 6, 8, 9, 10, 12 | syl31anc 1372 | . . . 4 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 (lt‘𝐾)𝑋) → ¬ 𝑋(le‘𝐾) 1 ) |
14 | 13 | ex 413 | . . 3 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ( 1 (lt‘𝐾)𝑋 → ¬ 𝑋(le‘𝐾) 1 )) |
15 | 4, 14 | mt2d 136 | . 2 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ¬ 1 (lt‘𝐾)𝑋) |
16 | simpll 764 | . . 3 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 𝐶𝑋) → 𝐾 ∈ OP) | |
17 | 7 | ad2antrr 723 | . . 3 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 𝐶𝑋) → 1 ∈ 𝐵) |
18 | simplr 766 | . . 3 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 𝐶𝑋) → 𝑋 ∈ 𝐵) | |
19 | simpr 485 | . . 3 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 𝐶𝑋) → 1 𝐶𝑋) | |
20 | ncvr1.c | . . . 4 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
21 | 1, 11, 20 | cvrlt 37284 | . . 3 ⊢ (((𝐾 ∈ OP ∧ 1 ∈ 𝐵 ∧ 𝑋 ∈ 𝐵) ∧ 1 𝐶𝑋) → 1 (lt‘𝐾)𝑋) |
22 | 16, 17, 18, 19, 21 | syl31anc 1372 | . 2 ⊢ (((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) ∧ 1 𝐶𝑋) → 1 (lt‘𝐾)𝑋) |
23 | 15, 22 | mtand 813 | 1 ⊢ ((𝐾 ∈ OP ∧ 𝑋 ∈ 𝐵) → ¬ 1 𝐶𝑋) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ∧ wa 396 = wceq 1539 ∈ wcel 2106 class class class wbr 5074 ‘cfv 6433 Basecbs 16912 lecple 16969 Posetcpo 18025 ltcplt 18026 1.cp1 18142 OPcops 37186 ⋖ ccvr 37276 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-id 5489 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-proset 18013 df-poset 18031 df-plt 18048 df-lub 18064 df-p1 18144 df-oposet 37190 df-covers 37280 |
This theorem is referenced by: lhp2lt 38015 |
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