dochsnkr2cl - Mathbox for Norm Megill

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Theorem dochsnkr2cl 41476

Description: The 𝑋 determining functional 𝐺 belongs to the atom formed by the orthocomplement of the kernel. (Contributed by NM, 4-Jan-2015.)

**Hypotheses**
Ref	Expression
dochsnkr2.h	⊢ 𝐻 = (LHyp‘𝐾)
dochsnkr2.o	⊢ ⊥ = ((ocH‘𝐾)‘𝑊)
dochsnkr2.u	⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊)
dochsnkr2.v	⊢ 𝑉 = (Base‘𝑈)
dochsnkr2.z	⊢ 0 = (0_g‘𝑈)
dochsnkr2.a	⊢ + = (+_g‘𝑈)
dochsnkr2.t	⊢ · = ( ·_𝑠 ‘𝑈)
dochsnkr2.l	⊢ 𝐿 = (LKer‘𝑈)
dochsnkr2.d	⊢ 𝐷 = (Scalar‘𝑈)
dochsnkr2.r	⊢ 𝑅 = (Base‘𝐷)
dochsnkr2.g	⊢ 𝐺 = (𝑣 ∈ 𝑉 ↦ (℩𝑘 ∈ 𝑅 ∃𝑤 ∈ ( ⊥ ‘{𝑋})𝑣 = (𝑤 + (𝑘 · 𝑋))))
dochsnkr2.k	⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
dochsnkr2.x	⊢ (𝜑 → 𝑋 ∈ (𝑉 ∖ { 0 }))

**Assertion**
Ref	Expression
dochsnkr2cl	⊢ (𝜑 → 𝑋 ∈ (( ⊥ ‘(𝐿‘𝐺)) ∖ { 0 }))

Distinct variable groups: 𝑣,𝑘,𝑤, + 𝐷,𝑘 ⊥ ,𝑘,𝑣,𝑤 𝑅,𝑘,𝑣 · ,𝑘,𝑣,𝑤 𝑣,𝑉 𝑘,𝑋,𝑣,𝑤 Allowed substitution hints: 𝜑(𝑤,𝑣,𝑘) 𝐷(𝑤,𝑣) 𝑅(𝑤) 𝑈(𝑤,𝑣,𝑘) 𝐺(𝑤,𝑣,𝑘) 𝐻(𝑤,𝑣,𝑘) 𝐾(𝑤,𝑣,𝑘) 𝐿(𝑤,𝑣,𝑘) 𝑉(𝑤,𝑘) 𝑊(𝑤,𝑣,𝑘) 0 (𝑤,𝑣,𝑘)

**Proof of Theorem dochsnkr2cl**
Step	Hyp	Ref	Expression
1		dochsnkr2.h	. . . . 5 ⊢ 𝐻 = (LHyp‘𝐾)
2		dochsnkr2.u	. . . . 5 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊)
3		dochsnkr2.k	. . . . 5 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
4	1, 2, 3	dvhlmod 41112	. . . 4 ⊢ (𝜑 → 𝑈 ∈ LMod)
5		dochsnkr2.x	. . . . 5 ⊢ (𝜑 → 𝑋 ∈ (𝑉 ∖ { 0 }))
6	5	eldifad 3963	. . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑉)
7		dochsnkr2.v	. . . . 5 ⊢ 𝑉 = (Base‘𝑈)
8		eqid 2737	. . . . 5 ⊢ (LSpan‘𝑈) = (LSpan‘𝑈)
9	7, 8	lspsnid 20991	. . . 4 ⊢ ((𝑈 ∈ LMod ∧ 𝑋 ∈ 𝑉) → 𝑋 ∈ ((LSpan‘𝑈)‘{𝑋}))
10	4, 6, 9	syl2anc 584	. . 3 ⊢ (𝜑 → 𝑋 ∈ ((LSpan‘𝑈)‘{𝑋}))
11		dochsnkr2.o	. . . . . . 7 ⊢ ⊥ = ((ocH‘𝐾)‘𝑊)
12		dochsnkr2.z	. . . . . . 7 ⊢ 0 = (0_g‘𝑈)
13		dochsnkr2.a	. . . . . . 7 ⊢ + = (+_g‘𝑈)
14		dochsnkr2.t	. . . . . . 7 ⊢ · = ( ·_𝑠 ‘𝑈)
15		dochsnkr2.l	. . . . . . 7 ⊢ 𝐿 = (LKer‘𝑈)
16		dochsnkr2.d	. . . . . . 7 ⊢ 𝐷 = (Scalar‘𝑈)
17		dochsnkr2.r	. . . . . . 7 ⊢ 𝑅 = (Base‘𝐷)
18		dochsnkr2.g	. . . . . . 7 ⊢ 𝐺 = (𝑣 ∈ 𝑉 ↦ (℩𝑘 ∈ 𝑅 ∃𝑤 ∈ ( ⊥ ‘{𝑋})𝑣 = (𝑤 + (𝑘 · 𝑋))))
19	1, 11, 2, 7, 12, 13, 14, 15, 16, 17, 18, 3, 5	dochsnkr2 41475	. . . . . 6 ⊢ (𝜑 → (𝐿‘𝐺) = ( ⊥ ‘{𝑋}))
20	6	snssd 4809	. . . . . . 7 ⊢ (𝜑 → {𝑋} ⊆ 𝑉)
21	1, 2, 11, 7, 8, 3, 20	dochocsp 41381	. . . . . 6 ⊢ (𝜑 → ( ⊥ ‘((LSpan‘𝑈)‘{𝑋})) = ( ⊥ ‘{𝑋}))
22	19, 21	eqtr4d 2780	. . . . 5 ⊢ (𝜑 → (𝐿‘𝐺) = ( ⊥ ‘((LSpan‘𝑈)‘{𝑋})))
23	22	fveq2d 6910	. . . 4 ⊢ (𝜑 → ( ⊥ ‘(𝐿‘𝐺)) = ( ⊥ ‘( ⊥ ‘((LSpan‘𝑈)‘{𝑋}))))
24		eqid 2737	. . . . . . 7 ⊢ ((DIsoH‘𝐾)‘𝑊) = ((DIsoH‘𝐾)‘𝑊)
25	1, 2, 7, 8, 24	dihlsprn 41333	. . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ∈ 𝑉) → ((LSpan‘𝑈)‘{𝑋}) ∈ ran ((DIsoH‘𝐾)‘𝑊))
26	3, 6, 25	syl2anc 584	. . . . 5 ⊢ (𝜑 → ((LSpan‘𝑈)‘{𝑋}) ∈ ran ((DIsoH‘𝐾)‘𝑊))
27	1, 24, 11	dochoc 41369	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((LSpan‘𝑈)‘{𝑋}) ∈ ran ((DIsoH‘𝐾)‘𝑊)) → ( ⊥ ‘( ⊥ ‘((LSpan‘𝑈)‘{𝑋}))) = ((LSpan‘𝑈)‘{𝑋}))
28	3, 26, 27	syl2anc 584	. . . 4 ⊢ (𝜑 → ( ⊥ ‘( ⊥ ‘((LSpan‘𝑈)‘{𝑋}))) = ((LSpan‘𝑈)‘{𝑋}))
29	23, 28	eqtr2d 2778	. . 3 ⊢ (𝜑 → ((LSpan‘𝑈)‘{𝑋}) = ( ⊥ ‘(𝐿‘𝐺)))
30	10, 29	eleqtrd 2843	. 2 ⊢ (𝜑 → 𝑋 ∈ ( ⊥ ‘(𝐿‘𝐺)))
31		eldifsni 4790	. . 3 ⊢ (𝑋 ∈ (𝑉 ∖ { 0 }) → 𝑋 ≠ 0 )
32	5, 31	syl 17	. 2 ⊢ (𝜑 → 𝑋 ≠ 0 )
33		eldifsn 4786	. 2 ⊢ (𝑋 ∈ (( ⊥ ‘(𝐿‘𝐺)) ∖ { 0 }) ↔ (𝑋 ∈ ( ⊥ ‘(𝐿‘𝐺)) ∧ 𝑋 ≠ 0 ))
34	30, 32, 33	sylanbrc 583	1 ⊢ (𝜑 → 𝑋 ∈ (( ⊥ ‘(𝐿‘𝐺)) ∖ { 0 }))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2108 ≠ wne 2940 ∃wrex 3070 ∖ cdif 3948 {csn 4626 ↦ cmpt 5225 ran crn 5686 ‘cfv 6561 ℩crio 7387 (class class class)co 7431 Basecbs 17247 +_gcplusg 17297 Scalarcsca 17300 ·_𝑠 cvsca 17301 0_gc0g 17484 LModclmod 20858 LSpanclspn 20969 LKerclk 39086 HLchlt 39351 LHypclh 39986 DVecHcdvh 41080 DIsoHcdih 41230 ocHcoch 41349

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2708 ax-rep 5279 ax-sep 5296 ax-nul 5306 ax-pow 5365 ax-pr 5432 ax-un 7755 ax-cnex 11211 ax-resscn 11212 ax-1cn 11213 ax-icn 11214 ax-addcl 11215 ax-addrcl 11216 ax-mulcl 11217 ax-mulrcl 11218 ax-mulcom 11219 ax-addass 11220 ax-mulass 11221 ax-distr 11222 ax-i2m1 11223 ax-1ne0 11224 ax-1rid 11225 ax-rnegex 11226 ax-rrecex 11227 ax-cnre 11228 ax-pre-lttri 11229 ax-pre-lttrn 11230 ax-pre-ltadd 11231 ax-pre-mulgt0 11232 ax-riotaBAD 38954

This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2892 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rmo 3380 df-reu 3381 df-rab 3437 df-v 3482 df-sbc 3789 df-csb 3900 df-dif 3954 df-un 3956 df-in 3958 df-ss 3968 df-pss 3971 df-nul 4334 df-if 4526 df-pw 4602 df-sn 4627 df-pr 4629 df-tp 4631 df-op 4633 df-uni 4908 df-int 4947 df-iun 4993 df-iin 4994 df-br 5144 df-opab 5206 df-mpt 5226 df-tr 5260 df-id 5578 df-eprel 5584 df-po 5592 df-so 5593 df-fr 5637 df-we 5639 df-xp 5691 df-rel 5692 df-cnv 5693 df-co 5694 df-dm 5695 df-rn 5696 df-res 5697 df-ima 5698 df-pred 6321 df-ord 6387 df-on 6388 df-lim 6389 df-suc 6390 df-iota 6514 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-riota 7388 df-ov 7434 df-oprab 7435 df-mpo 7436 df-om 7888 df-1st 8014 df-2nd 8015 df-tpos 8251 df-undef 8298 df-frecs 8306 df-wrecs 8337 df-recs 8411 df-rdg 8450 df-1o 8506 df-er 8745 df-map 8868 df-en 8986 df-dom 8987 df-sdom 8988 df-fin 8989 df-pnf 11297 df-mnf 11298 df-xr 11299 df-ltxr 11300 df-le 11301 df-sub 11494 df-neg 11495 df-nn 12267 df-2 12329 df-3 12330 df-4 12331 df-5 12332 df-6 12333 df-n0 12527 df-z 12614 df-uz 12879 df-fz 13548 df-struct 17184 df-sets 17201 df-slot 17219 df-ndx 17231 df-base 17248 df-ress 17275 df-plusg 17310 df-mulr 17311 df-sca 17313 df-vsca 17314 df-0g 17486 df-proset 18340 df-poset 18359 df-plt 18375 df-lub 18391 df-glb 18392 df-join 18393 df-meet 18394 df-p0 18470 df-p1 18471 df-lat 18477 df-clat 18544 df-mgm 18653 df-sgrp 18732 df-mnd 18748 df-submnd 18797 df-grp 18954 df-minusg 18955 df-sbg 18956 df-subg 19141 df-cntz 19335 df-lsm 19654 df-cmn 19800 df-abl 19801 df-mgp 20138 df-rng 20150 df-ur 20179 df-ring 20232 df-oppr 20334 df-dvdsr 20357 df-unit 20358 df-invr 20388 df-dvr 20401 df-drng 20731 df-lmod 20860 df-lss 20930 df-lsp 20970 df-lvec 21102 df-lsatoms 38977 df-lshyp 38978 df-lfl 39059 df-lkr 39087 df-oposet 39177 df-ol 39179 df-oml 39180 df-covers 39267 df-ats 39268 df-atl 39299 df-cvlat 39323 df-hlat 39352 df-llines 39500 df-lplanes 39501 df-lvols 39502 df-lines 39503 df-psubsp 39505 df-pmap 39506 df-padd 39798 df-lhyp 39990 df-laut 39991 df-ldil 40106 df-ltrn 40107 df-trl 40161 df-tgrp 40745 df-tendo 40757 df-edring 40759 df-dveca 41005 df-disoa 41031 df-dvech 41081 df-dib 41141 df-dic 41175 df-dih 41231 df-doch 41350 df-djh 41397

This theorem is referenced by: lcfl7lem 41501 lcfrlem9 41552

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