| 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 39793 | . . 3 ⊢ (𝐾 ∈ AtLat → 𝐾 ∈ Poset) | |
| 2 | 1 | adantr 481 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝐾 ∈ Poset) |
| 3 | eqid 2739 | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 4 | atnle0.z | . . . 4 ⊢ 0 = (0.‘𝐾) | |
| 5 | 3, 4 | atl0cl 39795 | . . 3 ⊢ (𝐾 ∈ AtLat → 0 ∈ (Base‘𝐾)) |
| 6 | 5 | adantr 481 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ∈ (Base‘𝐾)) |
| 7 | atnle0.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 8 | 3, 7 | atbase 39781 | . . 3 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 9 | 8 | adantl 482 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝑃 ∈ (Base‘𝐾)) |
| 10 | eqid 2739 | . . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 11 | 4, 10, 7 | atcvr0 39780 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ( ⋖ ‘𝐾)𝑃) |
| 12 | atnle0.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 13 | 3, 12, 10 | cvrnle 39772 | . 2 ⊢ (((𝐾 ∈ Poset ∧ 0 ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾)) ∧ 0 ( ⋖ ‘𝐾)𝑃) → ¬ 𝑃 ≤ 0 ) |
| 14 | 2, 6, 9, 11, 13 | syl31anc 1381 | 1 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 ) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 class class class wbr 5072 ‘cfv 6485 Basecbs 17170 lecple 17218 Posetcpo 18264 0.cp0 18378 ⋖ ccvr 39754 Atomscatm 39755 AtLatcal 39756 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-proset 18251 df-poset 18270 df-plt 18285 df-glb 18302 df-p0 18380 df-lat 18389 df-covers 39758 df-ats 39759 df-atl 39790 |
| This theorem is referenced by: pmap0 40257 trlnle 40678 cdlemg27b 41188 |
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