| 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 40133 | . . 3 ⊢ (𝐾 ∈ AtLat → 𝐾 ∈ Poset) | |
| 2 | 1 | adantr 486 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝐾 ∈ Poset) |
| 3 | eqid 2765 | . . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 4 | atnle0.z | . . . 4 ⊢ 0 = (0.‘𝐾) | |
| 5 | 3, 4 | atl0cl 40135 | . . 3 ⊢ (𝐾 ∈ AtLat → 0 ∈ (Base‘𝐾)) |
| 6 | 5 | adantr 486 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ∈ (Base‘𝐾)) |
| 7 | atnle0.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 8 | 3, 7 | atbase 40121 | . . 3 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾)) |
| 9 | 8 | adantl 487 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝑃 ∈ (Base‘𝐾)) |
| 10 | eqid 2765 | . . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾) | |
| 11 | 4, 10, 7 | atcvr0 40120 | . 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ( ⋖ ‘𝐾)𝑃) |
| 12 | atnle0.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 13 | 3, 12, 10 | cvrnle 40112 | . 2 ⊢ (((𝐾 ∈ Poset ∧ 0 ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾)) ∧ 0 ( ⋖ ‘𝐾)𝑃) → ¬ 𝑃 ≤ 0 ) |
| 14 | 2, 6, 9, 11, 13 | syl31anc 1400 | 1 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2146 class class class wbr 5111 ‘cfv 6540 Basecbs 17291 lecple 17339 Posetcpo 18385 0.cp0 18499 ⋖ ccvr 40094 Atomscatm 40095 AtLatcal 40096 |
| 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 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7376 df-proset 18372 df-poset 18391 df-plt 18406 df-glb 18423 df-p0 18501 df-lat 18510 df-covers 40098 df-ats 40099 df-atl 40130 |
| This theorem is used by: pmap0 40597 trlnle 41018 cdlemg27b 41528 |
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