| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > atnle0 | Structured version Visualization version GIF version | ||
| Description: An atom is not less than or equal to zero. (Contributed by NM, 17-Oct-2011.) |
| Ref | Expression |
|---|---|
| atnle0.l | ⊢ ≤ = (le‘𝐾) |
| atnle0.z | ⊢ 0 = (0.‘𝐾) |
| atnle0.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| Ref | Expression |
|---|---|
| atnle0 | ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | atlpos 39677 | . . 3 ⊢ (𝐾 ∈ AtLat → 𝐾 ∈ Poset) | |
| 2 | 1 | adantr 480 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝐾 ∈ Poset) |
| 3 | eqid 2737 | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 4 | atnle0.z | . . . 4 ⊢ 0 = (0.‘𝐾) | |
| 5 | 3, 4 | atl0cl 39679 | . . 3 ⊢ (𝐾 ∈ AtLat → 0 ∈ (Base‘𝐾)) |
| 6 | 5 | adantr 480 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ∈ (Base‘𝐾)) |
| 7 | atnle0.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 8 | 3, 7 | atbase 39665 | . . 3 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 9 | 8 | adantl 481 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝑃 ∈ (Base‘𝐾)) |
| 10 | eqid 2737 | . . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 11 | 4, 10, 7 | atcvr0 39664 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ( ⋖ ‘𝐾)𝑃) |
| 12 | atnle0.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 13 | 3, 12, 10 | cvrnle 39656 | . 2 ⊢ (((𝐾 ∈ Poset ∧ 0 ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾)) ∧ 0 ( ⋖ ‘𝐾)𝑃) → ¬ 𝑃 ≤ 0 ) |
| 14 | 2, 6, 9, 11, 13 | syl31anc 1376 | 1 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 ) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 class class class wbr 5100 ‘cfv 6500 Basecbs 17148 lecple 17196 Posetcpo 18242 0.cp0 18356 ⋖ ccvr 39638 Atomscatm 39639 AtLatcal 39640 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-proset 18229 df-poset 18248 df-plt 18263 df-glb 18280 df-p0 18358 df-lat 18367 df-covers 39642 df-ats 39643 df-atl 39674 |
| This theorem is referenced by: pmap0 40141 trlnle 40562 cdlemg27b 41072 |
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