Theorem trlid0 35463

Description: The trace of the identity translation is zero. (Contributed by NM, 11-Jun-2013.)

Hypotheses

Ref	Expression
trlid0.b	⊢ 𝐵 = (Base‘𝐾)
trlid0.z	⊢ 0 = (0.‘𝐾)
trlid0.h	⊢ 𝐻 = (LHyp‘𝐾)
trlid0.r	⊢ 𝑅 = ((trL‘𝐾)‘𝑊)

Assertion

Ref	Expression
trlid0	⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝑅‘( I ↾ 𝐵)) = 0 )

Proof of Theorem trlid0

Dummy variable 𝑝 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		eqid 2622	. . 3 ⊢ (le‘𝐾) = (le‘𝐾)
2		eqid 2622	. . 3 ⊢ (Atoms‘𝐾) = (Atoms‘𝐾)
3		trlid0.h	. . 3 ⊢ 𝐻 = (LHyp‘𝐾)
4	1, 2, 3	lhpexnle 35292	. 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ (Atoms‘𝐾) ¬ 𝑝(le‘𝐾)𝑊)
5		simpl 473	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
6		simpr 477	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊))
7		trlid0.b	. . . . 5 ⊢ 𝐵 = (Base‘𝐾)
8		eqid 2622	. . . . 5 ⊢ ((LTrn‘𝐾)‘𝑊) = ((LTrn‘𝐾)‘𝑊)
9	7, 3, 8	idltrn 35436	. . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( I ↾ 𝐵) ∈ ((LTrn‘𝐾)‘𝑊))
10	9	adantr 481	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → ( I ↾ 𝐵) ∈ ((LTrn‘𝐾)‘𝑊))
11		eqid 2622	. . . 4 ⊢ ( I ↾ 𝐵) = ( I ↾ 𝐵)
12	7, 1, 2, 3, 8	ltrnideq 35462	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ( I ↾ 𝐵) ∈ ((LTrn‘𝐾)‘𝑊) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (( I ↾ 𝐵) = ( I ↾ 𝐵) ↔ (( I ↾ 𝐵)‘𝑝) = 𝑝))
13	5, 10, 6, 12	syl3anc 1326	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (( I ↾ 𝐵) = ( I ↾ 𝐵) ↔ (( I ↾ 𝐵)‘𝑝) = 𝑝))
14	11, 13	mpbii 223	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (( I ↾ 𝐵)‘𝑝) = 𝑝)
15		trlid0.z	. . . 4 ⊢ 0 = (0.‘𝐾)
16		trlid0.r	. . . 4 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
17	1, 15, 2, 3, 8, 16	trl0 35457	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊) ∧ (( I ↾ 𝐵) ∈ ((LTrn‘𝐾)‘𝑊) ∧ (( I ↾ 𝐵)‘𝑝) = 𝑝)) → (𝑅‘( I ↾ 𝐵)) = 0 )
18	5, 6, 10, 14, 17	syl112anc 1330	. 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (𝑅‘( I ↾ 𝐵)) = 0 )
19	4, 18	rexlimddv 3035	1 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝑅‘( I ↾ 𝐵)) = 0 )

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 196   ∧ wa 384   = wceq 1483   ∈ wcel 1990   class class class wbr 4653   I cid 5023   ↾ cres 5116  ‘cfv 5888  Basecbs 15857  lecple 15948  0.cp0 17037  Atomscatm 34550  HLchlt 34637  LHypclh 35270  LTrncltrn 35387  trLctrl 35445

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-ov 6653  df-oprab 6654  df-mpt2 6655  df-map 7859  df-preset 16928  df-poset 16946  df-plt 16958  df-lub 16974  df-glb 16975  df-join 16976  df-meet 16977  df-p0 17039  df-p1 17040  df-lat 17046  df-clat 17108  df-oposet 34463  df-ol 34465  df-oml 34466  df-covers 34553  df-ats 34554  df-atl 34585  df-cvlat 34609  df-hlat 34638  df-lhyp 35274  df-laut 35275  df-ldil 35390  df-ltrn 35391  df-trl 35446

This theorem is referenced by:  tendoid  36061  tendo0tp  36077  cdlemkid2  36212  cdlemk39s-id  36228  dian0  36328  dihmeetlem4preN  36595