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Theorem atnle0 40632
Description: An atom is not less than or equal to zero. (Contributed by NM, 17-Oct-2011.)
Hypotheses
Ref Expression
atnle0.l ≤ = (le‘𝐾)
atnle0.z 0 = (0.‘𝐾)
atnle0.a 𝐴 = (Atoms‘𝐾)
Assertion
Ref Expression
atnle0 ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 )

Proof of Theorem atnle0
StepHypRef Expression
1 atlpos 40624 . . 3 (𝐾 ∈ AtLat → 𝐾 ∈ Poset)
21adantr 486 . 2 ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝐾 ∈ Poset)
3 eqid 2763 . . . 4 (Base‘𝐾) = (Base‘𝐾)
4 atnle0.z . . . 4 0 = (0.‘𝐾)
53, 4atl0cl 40626 . . 3 (𝐾 ∈ AtLat → 0 ∈ (Base‘𝐾))
65adantr 486 . 2 ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ∈ (Base‘𝐾))
7 atnle0.a . . . 4 𝐴 = (Atoms‘𝐾)
83, 7atbase 40612 . . 3 (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾))
98adantl 487 . 2 ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝑃 ∈ (Base‘𝐾))
10 eqid 2763 . . 3 ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾)
114, 10, 7atcvr0 40611 . 2 ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ( ⋖ ‘𝐾)𝑃)
12 atnle0.l . . 3 ≤ = (le‘𝐾)
133, 12, 10cvrnle 40603 . 2 (((𝐾 ∈ Poset ∧ 0 ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾)) ∧ 0 ( ⋖ ‘𝐾)𝑃) → ¬ 𝑃 ≤ 0 )
142, 6, 9, 11, 13syl31anc 1401 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 2147   class class class wbr 5108  ‘cfv 6566  Basecbs 17431  lecple 17479  Posetcpo 18531  0.cp0 18645   ⋖ ccvr 40585  Atomscatm 40586  AtLatcal 40587
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 1945  ax-6 2002  ax-7 2043  ax-8 2149  ax-9 2157  ax-10 2180  ax-11 2197  ax-12 2216  ax-ext 2735  ax-rep 5238  ax-sep 5255  ax-nul 5266  ax-pow 5334  ax-pr 5398  ax-un 7783
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 2102  df-mo 2567  df-eu 2597  df-clab 2742  df-cleq 2755  df-clel 2839  df-nfc 2913  df-ne 2960  df-ral 3081  df-rex 3091  df-rmo 3369  df-reu 3370  df-rab 3417  df-v 3456  df-sbc 3743  df-csb 3852  df-ss 3901  df-dif 4050  df-in 4094  df-un 4154  df-nul 4282  df-if 4486  df-pw 4562  df-sn 4589  df-pr 4591  df-op 4841  df-uni 4873  df-iun 4958  df-br 5109  df-opab 5174  df-mpt 5193  df-id 5553  df-xp 5664  df-rel 5665  df-cnv 5666  df-co 5667  df-dm 5668  df-rn 5669  df-res 5670  df-ima 5671  df-iota 6520  df-fun 6568  df-fn 6569  df-f 6570  df-f1 6571  df-fo 6572  df-f1o 6573  df-fv 6574  df-riota 7408  df-proset 18518  df-poset 18537  df-plt 18552  df-glb 18569  df-p0 18647  df-lat 18656  df-covers 40589  df-ats 40590  df-atl 40621
This theorem is used by:  pmap0  41088  trlnle  41509  cdlemg27b  42019
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