Theorem atnle0 34596

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

Step	Hyp	Ref	Expression
1		atlpos 34588	. . 3 ⊢ (𝐾 ∈ AtLat → 𝐾 ∈ Poset)
2	1	adantr 481	. 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝐾 ∈ Poset)
3		eqid 2622	. . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾)
4		atnle0.z	. . . 4 ⊢ 0 = (0.‘𝐾)
5	3, 4	atl0cl 34590	. . 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 34576	. . 3 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾))
9	8	adantl 482	. 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝑃 ∈ (Base‘𝐾))
10		eqid 2622	. . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾)
11	4, 10, 7	atcvr0 34575	. 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ( ⋖ ‘𝐾)𝑃)
12		atnle0.l	. . 3 ⊢ ≤ = (le‘𝐾)
13	3, 12, 10	cvrnle 34567	. 2 ⊢ (((𝐾 ∈ Poset ∧ 0 ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾)) ∧ 0 ( ⋖ ‘𝐾)𝑃) → ¬ 𝑃 ≤ 0 )
14	2, 6, 9, 11, 13	syl31anc 1329	1 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 )

Syntax hints:  ¬ wn 3   → wi 4   ∧ wa 384   = wceq 1483   ∈ wcel 1990   class class class wbr 4653  ‘cfv 5888  Basecbs 15857  lecple 15948  Posetcpo 16940  0.cp0 17037   ⋖ ccvr 34549  Atomscatm 34550  AtLatcal 34551

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1722  ax-4 1737  ax-5 1839  ax-6 1888  ax-7 1935  ax-8 1992  ax-9 1999  ax-10 2019  ax-11 2034  ax-12 2047  ax-13 2246  ax-ext 2602  ax-rep 4771  ax-sep 4781  ax-nul 4789  ax-pow 4843  ax-pr 4906  ax-un 6949

This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3an 1039  df-tru 1486  df-ex 1705  df-nf 1710  df-sb 1881  df-eu 2474  df-mo 2475  df-clab 2609  df-cleq 2615  df-clel 2618  df-nfc 2753  df-ne 2795  df-ral 2917  df-rex 2918  df-reu 2919  df-rab 2921  df-v 3202  df-sbc 3436  df-csb 3534  df-dif 3577  df-un 3579  df-in 3581  df-ss 3588  df-nul 3916  df-if 4087  df-pw 4160  df-sn 4178  df-pr 4180  df-op 4184  df-uni 4437  df-iun 4522  df-br 4654  df-opab 4713  df-mpt 4730  df-id 5024  df-xp 5120  df-rel 5121  df-cnv 5122  df-co 5123  df-dm 5124  df-rn 5125  df-res 5126  df-ima 5127  df-iota 5851  df-fun 5890  df-fn 5891  df-f 5892  df-f1 5893  df-fo 5894  df-f1o 5895  df-fv 5896  df-riota 6611  df-preset 16928  df-poset 16946  df-plt 16958  df-glb 16975  df-p0 17039  df-lat 17046  df-covers 34553  df-ats 34554  df-atl 34585

This theorem is referenced by:  pmap0  35051  trlnle  35473  cdlemg27b  35984