Theorem cdlemkuv-2N 41329

Description: Part of proof of Lemma K of [Crawley] p. 118. Value of the sigma₂ (p) function, given 𝑉. (Contributed by NM, 2-Jul-2013.) (New usage is discouraged.)

Hypotheses

Ref	Expression
cdlemk2.b	⊢ 𝐵 = (Base‘𝐾)
cdlemk2.l	⊢ ≤ = (le‘𝐾)
cdlemk2.j	⊢ ∨ = (join‘𝐾)
cdlemk2.m	⊢ ∧ = (meet‘𝐾)
cdlemk2.a	⊢ 𝐴 = (Atoms‘𝐾)
cdlemk2.h	⊢ 𝐻 = (LHyp‘𝐾)
cdlemk2.t	⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
cdlemk2.r	⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
cdlemk2.s	⊢ 𝑆 = (𝑓 ∈ 𝑇 ↦ (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ◡𝐹))))))
cdlemk2.q	⊢ 𝑄 = (𝑆‘𝐶)
cdlemk2.v	⊢ 𝑉 = (𝑑 ∈ 𝑇 ↦ (℩𝑘 ∈ 𝑇 (𝑘‘𝑃) = ((𝑃 ∨ (𝑅‘𝑑)) ∧ ((𝑄‘𝑃) ∨ (𝑅‘(𝑑 ∘ ◡𝐶))))))

Assertion

Ref	Expression
cdlemkuv-2N	⊢ (𝐺 ∈ 𝑇 → (𝑉‘𝐺) = (℩𝑘 ∈ 𝑇 (𝑘‘𝑃) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑄‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐶))))))

Distinct variable groups:   𝑓,𝑖, ∧   ≤ ,𝑖   ∨ ,𝑓,𝑖   𝐴,𝑖   𝐶,𝑓,𝑖   𝑓,𝐹,𝑖   𝑖,𝐻   𝑖,𝐾   𝑓,𝑁,𝑖   𝑃,𝑓,𝑖   𝑅,𝑓,𝑖   𝑇,𝑓,𝑖   𝑓,𝑊,𝑖   ∧ ,𝑑   ∨ ,𝑑   𝐶,𝑑   𝑘,𝑑,𝐺   𝑄,𝑑   𝑃,𝑑   𝑅,𝑑   𝑇,𝑑   𝑊,𝑑

Allowed substitution hints:   𝐴(𝑓,𝑘,𝑑)   𝐵(𝑓,𝑖,𝑘,𝑑)   𝐶(𝑘)   𝑃(𝑘)   𝑄(𝑓,𝑖,𝑘)   𝑅(𝑘)   𝑆(𝑓,𝑖,𝑘,𝑑)   𝑇(𝑘)   𝐹(𝑘,𝑑)   𝐺(𝑓,𝑖)   𝐻(𝑓,𝑘,𝑑)   ∨ (𝑘)   𝐾(𝑓,𝑘,𝑑)   ≤ (𝑓,𝑘,𝑑)   ∧ (𝑘)   𝑁(𝑘,𝑑)   𝑉(𝑓,𝑖,𝑘,𝑑)   𝑊(𝑘)

Proof of Theorem cdlemkuv-2N

Step	Hyp	Ref	Expression
1		cdlemk2.b	. 2 ⊢ 𝐵 = (Base‘𝐾)
2		cdlemk2.l	. 2 ⊢ ≤ = (le‘𝐾)
3		cdlemk2.j	. 2 ⊢ ∨ = (join‘𝐾)
4		cdlemk2.a	. 2 ⊢ 𝐴 = (Atoms‘𝐾)
5		cdlemk2.h	. 2 ⊢ 𝐻 = (LHyp‘𝐾)
6		cdlemk2.t	. 2 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
7		cdlemk2.r	. 2 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
8		cdlemk2.m	. 2 ⊢ ∧ = (meet‘𝐾)
9		cdlemk2.v	. 2 ⊢ 𝑉 = (𝑑 ∈ 𝑇 ↦ (℩𝑘 ∈ 𝑇 (𝑘‘𝑃) = ((𝑃 ∨ (𝑅‘𝑑)) ∧ ((𝑄‘𝑃) ∨ (𝑅‘(𝑑 ∘ ◡𝐶))))))
10	1, 2, 3, 4, 5, 6, 7, 8, 9	cdlemksv 41290	1 ⊢ (𝐺 ∈ 𝑇 → (𝑉‘𝐺) = (℩𝑘 ∈ 𝑇 (𝑘‘𝑃) = ((𝑃 ∨ (𝑅‘𝐺)) ∧ ((𝑄‘𝑃) ∨ (𝑅‘(𝐺 ∘ ◡𝐶))))))

Syntax hints:   → wi 4   = wceq 1542   ∈ wcel 2114   ↦ cmpt 5166  ^◡ccnv 5630   ∘ ccom 5635  ‘cfv 6498  ℩crio 7323  (class class class)co 7367  Basecbs 17179  lecple 17227  joincjn 18277  meetcmee 18278  Atomscatm 39709  LHypclh 40430  LTrncltrn 40547  trLctrl 40604

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2708  ax-sep 5231  ax-nul 5241  ax-pr 5375

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2539  df-eu 2569  df-clab 2715  df-cleq 2728  df-clel 2811  df-nfc 2885  df-ne 2933  df-ral 3052  df-rex 3062  df-rab 3390  df-v 3431  df-dif 3892  df-un 3894  df-in 3896  df-ss 3906  df-nul 4274  df-if 4467  df-sn 4568  df-pr 4570  df-op 4574  df-uni 4851  df-br 5086  df-opab 5148  df-mpt 5167  df-id 5526  df-xp 5637  df-rel 5638  df-cnv 5639  df-co 5640  df-dm 5641  df-iota 6454  df-fun 6500  df-fv 6506  df-riota 7324  df-ov 7370

This theorem is referenced by: (None)