| 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 39348 | . . 3 ⊢ (𝐾 ∈ AtLat → 𝐾 ∈ Poset) | |
| 2 | 1 | adantr 480 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝐾 ∈ Poset) |
| 3 | eqid 2731 | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 4 | atnle0.z | . . . 4 ⊢ 0 = (0.‘𝐾) | |
| 5 | 3, 4 | atl0cl 39350 | . . 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 39336 | . . 3 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 9 | 8 | adantl 481 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝑃 ∈ (Base‘𝐾)) |
| 10 | eqid 2731 | . . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 11 | 4, 10, 7 | atcvr0 39335 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ( ⋖ ‘𝐾)𝑃) |
| 12 | atnle0.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 13 | 3, 12, 10 | cvrnle 39327 | . 2 ⊢ (((𝐾 ∈ Poset ∧ 0 ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾)) ∧ 0 ( ⋖ ‘𝐾)𝑃) → ¬ 𝑃 ≤ 0 ) |
| 14 | 2, 6, 9, 11, 13 | syl31anc 1375 | 1 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 ) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2111 class class class wbr 5089 ‘cfv 6481 Basecbs 17120 lecple 17168 Posetcpo 18213 0.cp0 18327 ⋖ ccvr 39309 Atomscatm 39310 AtLatcal 39311 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-op 4580 df-uni 4857 df-iun 4941 df-br 5090 df-opab 5152 df-mpt 5171 df-id 5509 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-riota 7303 df-proset 18200 df-poset 18219 df-plt 18234 df-glb 18251 df-p0 18329 df-lat 18338 df-covers 39313 df-ats 39314 df-atl 39345 |
| This theorem is referenced by: pmap0 39812 trlnle 40233 cdlemg27b 40743 |
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