Theorem atnle0 35383

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 35375	. . 3 ⊢ (𝐾 ∈ AtLat → 𝐾 ∈ Poset)
2	1	adantr 474	. 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝐾 ∈ Poset)
3		eqid 2825	. . . 4 ⊢ (Base‘𝐾) = (Base‘𝐾)
4		atnle0.z	. . . 4 ⊢ 0 = (0.‘𝐾)
5	3, 4	atl0cl 35377	. . 3 ⊢ (𝐾 ∈ AtLat → 0 ∈ (Base‘𝐾))
6	5	adantr 474	. 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ∈ (Base‘𝐾))
7		atnle0.a	. . . 4 ⊢ 𝐴 = (Atoms‘𝐾)
8	3, 7	atbase 35363	. . 3 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾))
9	8	adantl 475	. 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 𝑃 ∈ (Base‘𝐾))
10		eqid 2825	. . 3 ⊢ ( ⋖ ‘𝐾) = ( ⋖ ‘𝐾)
11	4, 10, 7	atcvr0 35362	. 2 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → 0 ( ⋖ ‘𝐾)𝑃)
12		atnle0.l	. . 3 ⊢ ≤ = (le‘𝐾)
13	3, 12, 10	cvrnle 35354	. 2 ⊢ (((𝐾 ∈ Poset ∧ 0 ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾)) ∧ 0 ( ⋖ ‘𝐾)𝑃) → ¬ 𝑃 ≤ 0 )
14	2, 6, 9, 11, 13	syl31anc 1496	1 ⊢ ((𝐾 ∈ AtLat ∧ 𝑃 ∈ 𝐴) → ¬ 𝑃 ≤ 0 )

Syntax hints:  ¬ wn 3   → wi 4   ∧ wa 386   = wceq 1656   ∈ wcel 2164   class class class wbr 4875  ‘cfv 6127  Basecbs 16229  lecple 16319  Posetcpo 17300  0.cp0 17397   ⋖ ccvr 35336  Atomscatm 35337  AtLatcal 35338

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1894  ax-4 1908  ax-5 2009  ax-6 2075  ax-7 2112  ax-8 2166  ax-9 2173  ax-10 2192  ax-11 2207  ax-12 2220  ax-13 2389  ax-ext 2803  ax-rep 4996  ax-sep 5007  ax-nul 5015  ax-pow 5067  ax-pr 5129  ax-un 7214

This theorem depends on definitions:  df-bi 199  df-an 387  df-or 879  df-3an 1113  df-tru 1660  df-ex 1879  df-nf 1883  df-sb 2068  df-mo 2605  df-eu 2640  df-clab 2812  df-cleq 2818  df-clel 2821  df-nfc 2958  df-ne 3000  df-ral 3122  df-rex 3123  df-reu 3124  df-rab 3126  df-v 3416  df-sbc 3663  df-csb 3758  df-dif 3801  df-un 3803  df-in 3805  df-ss 3812  df-nul 4147  df-if 4309  df-pw 4382  df-sn 4400  df-pr 4402  df-op 4406  df-uni 4661  df-iun 4744  df-br 4876  df-opab 4938  df-mpt 4955  df-id 5252  df-xp 5352  df-rel 5353  df-cnv 5354  df-co 5355  df-dm 5356  df-rn 5357  df-res 5358  df-ima 5359  df-iota 6090  df-fun 6129  df-fn 6130  df-f 6131  df-f1 6132  df-fo 6133  df-f1o 6134  df-fv 6135  df-riota 6871  df-proset 17288  df-poset 17306  df-plt 17318  df-glb 17335  df-p0 17399  df-lat 17406  df-covers 35340  df-ats 35341  df-atl 35372

This theorem is referenced by:  pmap0  35839  trlnle  36260  cdlemg27b  36770