Theorem trlid0 37306

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 2821	. . 3 ⊢ (le‘𝐾) = (le‘𝐾)
2		eqid 2821	. . 3 ⊢ (Atoms‘𝐾) = (Atoms‘𝐾)
3		trlid0.h	. . 3 ⊢ 𝐻 = (LHyp‘𝐾)
4	1, 2, 3	lhpexnle 37136	. 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑝 ∈ (Atoms‘𝐾) ¬ 𝑝(le‘𝐾)𝑊)
5		simpl 485	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
6		simpr 487	. . 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 2821	. . . . 5 ⊢ ((LTrn‘𝐾)‘𝑊) = ((LTrn‘𝐾)‘𝑊)
9	7, 3, 8	idltrn 37280	. . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( I ↾ 𝐵) ∈ ((LTrn‘𝐾)‘𝑊))
10	9	adantr 483	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → ( I ↾ 𝐵) ∈ ((LTrn‘𝐾)‘𝑊))
11		eqid 2821	. . . 4 ⊢ ( I ↾ 𝐵) = ( I ↾ 𝐵)
12	7, 1, 2, 3, 8	ltrnideq 37305	. . . . 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 1367	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (( I ↾ 𝐵) = ( I ↾ 𝐵) ↔ (( I ↾ 𝐵)‘𝑝) = 𝑝))
14	11, 13	mpbii 235	. . 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 37300	. . 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 1370	. 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ ¬ 𝑝(le‘𝐾)𝑊)) → (𝑅‘( I ↾ 𝐵)) = 0 )
19	4, 18	rexlimddv 3291	1 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝑅‘( I ↾ 𝐵)) = 0 )

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 208   ∧ wa 398   = wceq 1533   ∈ wcel 2110   class class class wbr 5059   I cid 5454   ↾ cres 5552  ‘cfv 6350  Basecbs 16477  lecple 16566  0.cp0 17641  Atomscatm 36393  HLchlt 36480  LHypclh 37114  LTrncltrn 37231  trLctrl 37288

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1792  ax-4 1806  ax-5 1907  ax-6 1966  ax-7 2011  ax-8 2112  ax-9 2120  ax-10 2141  ax-11 2156  ax-12 2172  ax-ext 2793  ax-rep 5183  ax-sep 5196  ax-nul 5203  ax-pow 5259  ax-pr 5322  ax-un 7455

This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3an 1085  df-tru 1536  df-ex 1777  df-nf 1781  df-sb 2066  df-mo 2618  df-eu 2650  df-clab 2800  df-cleq 2814  df-clel 2893  df-nfc 2963  df-ne 3017  df-ral 3143  df-rex 3144  df-reu 3145  df-rab 3147  df-v 3497  df-sbc 3773  df-csb 3884  df-dif 3939  df-un 3941  df-in 3943  df-ss 3952  df-nul 4292  df-if 4468  df-pw 4541  df-sn 4562  df-pr 4564  df-op 4568  df-uni 4833  df-iun 4914  df-br 5060  df-opab 5122  df-mpt 5140  df-id 5455  df-xp 5556  df-rel 5557  df-cnv 5558  df-co 5559  df-dm 5560  df-rn 5561  df-res 5562  df-ima 5563  df-iota 6309  df-fun 6352  df-fn 6353  df-f 6354  df-f1 6355  df-fo 6356  df-f1o 6357  df-fv 6358  df-riota 7108  df-ov 7153  df-oprab 7154  df-mpo 7155  df-map 8402  df-proset 17532  df-poset 17550  df-plt 17562  df-lub 17578  df-glb 17579  df-join 17580  df-meet 17581  df-p0 17643  df-p1 17644  df-lat 17650  df-clat 17712  df-oposet 36306  df-ol 36308  df-oml 36309  df-covers 36396  df-ats 36397  df-atl 36428  df-cvlat 36452  df-hlat 36481  df-lhyp 37118  df-laut 37119  df-ldil 37234  df-ltrn 37235  df-trl 37289

This theorem is referenced by:  tendoid  37903  tendo0tp  37919  cdlemkid2  38054  cdlemk39s-id  38070  dian0  38169  dihmeetlem4preN  38436