dochsncom - Mathbox for Norm Megill

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Theorem dochsncom 38520

Description: Swap vectors in an orthocomplement of a singleton. (Contributed by NM, 17-Jun-2015.)

**Hypotheses**
Ref	Expression
dochsncom.h	⊢ 𝐻 = (LHyp‘𝐾)
dochsncom.o	⊢ ⊥ = ((ocH‘𝐾)‘𝑊)
dochsncom.u	⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊)
dochsncom.v	⊢ 𝑉 = (Base‘𝑈)
dochsncom.k	⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
dochsncom.x	⊢ (𝜑 → 𝑋 ∈ 𝑉)
dochsncom.y	⊢ (𝜑 → 𝑌 ∈ 𝑉)

**Assertion**
Ref	Expression
dochsncom	⊢ (𝜑 → (𝑋 ∈ ( ⊥ ‘{𝑌}) ↔ 𝑌 ∈ ( ⊥ ‘{𝑋})))

**Proof of Theorem dochsncom**
Step	Hyp	Ref	Expression
1		dochsncom.h	. . . 4 ⊢ 𝐻 = (LHyp‘𝐾)
2		eqid 2823	. . . 4 ⊢ ((DIsoH‘𝐾)‘𝑊) = ((DIsoH‘𝐾)‘𝑊)
3		dochsncom.o	. . . 4 ⊢ ⊥ = ((ocH‘𝐾)‘𝑊)
4		dochsncom.k	. . . 4 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
5		dochsncom.x	. . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝑉)
6		dochsncom.u	. . . . . 6 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊)
7		dochsncom.v	. . . . . 6 ⊢ 𝑉 = (Base‘𝑈)
8		eqid 2823	. . . . . 6 ⊢ (LSpan‘𝑈) = (LSpan‘𝑈)
9	1, 6, 7, 8, 2	dihlsprn 38469	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ∈ 𝑉) → ((LSpan‘𝑈)‘{𝑋}) ∈ ran ((DIsoH‘𝐾)‘𝑊))
10	4, 5, 9	syl2anc 586	. . . 4 ⊢ (𝜑 → ((LSpan‘𝑈)‘{𝑋}) ∈ ran ((DIsoH‘𝐾)‘𝑊))
11		dochsncom.y	. . . . 5 ⊢ (𝜑 → 𝑌 ∈ 𝑉)
12	1, 6, 7, 8, 2	dihlsprn 38469	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑌 ∈ 𝑉) → ((LSpan‘𝑈)‘{𝑌}) ∈ ran ((DIsoH‘𝐾)‘𝑊))
13	4, 11, 12	syl2anc 586	. . . 4 ⊢ (𝜑 → ((LSpan‘𝑈)‘{𝑌}) ∈ ran ((DIsoH‘𝐾)‘𝑊))
14	1, 2, 3, 4, 10, 13	dochord3 38510	. . 3 ⊢ (𝜑 → (((LSpan‘𝑈)‘{𝑋}) ⊆ ( ⊥ ‘((LSpan‘𝑈)‘{𝑌})) ↔ ((LSpan‘𝑈)‘{𝑌}) ⊆ ( ⊥ ‘((LSpan‘𝑈)‘{𝑋}))))
15	11	snssd 4744	. . . . 5 ⊢ (𝜑 → {𝑌} ⊆ 𝑉)
16	1, 6, 3, 7, 8, 4, 15	dochocsp 38517	. . . 4 ⊢ (𝜑 → ( ⊥ ‘((LSpan‘𝑈)‘{𝑌})) = ( ⊥ ‘{𝑌}))
17	16	sseq2d 4001	. . 3 ⊢ (𝜑 → (((LSpan‘𝑈)‘{𝑋}) ⊆ ( ⊥ ‘((LSpan‘𝑈)‘{𝑌})) ↔ ((LSpan‘𝑈)‘{𝑋}) ⊆ ( ⊥ ‘{𝑌})))
18	5	snssd 4744	. . . . 5 ⊢ (𝜑 → {𝑋} ⊆ 𝑉)
19	1, 6, 3, 7, 8, 4, 18	dochocsp 38517	. . . 4 ⊢ (𝜑 → ( ⊥ ‘((LSpan‘𝑈)‘{𝑋})) = ( ⊥ ‘{𝑋}))
20	19	sseq2d 4001	. . 3 ⊢ (𝜑 → (((LSpan‘𝑈)‘{𝑌}) ⊆ ( ⊥ ‘((LSpan‘𝑈)‘{𝑋})) ↔ ((LSpan‘𝑈)‘{𝑌}) ⊆ ( ⊥ ‘{𝑋})))
21	14, 17, 20	3bitr3d 311	. 2 ⊢ (𝜑 → (((LSpan‘𝑈)‘{𝑋}) ⊆ ( ⊥ ‘{𝑌}) ↔ ((LSpan‘𝑈)‘{𝑌}) ⊆ ( ⊥ ‘{𝑋})))
22		eqid 2823	. . 3 ⊢ (LSubSp‘𝑈) = (LSubSp‘𝑈)
23	1, 6, 4	dvhlmod 38248	. . 3 ⊢ (𝜑 → 𝑈 ∈ LMod)
24	1, 6, 7, 22, 3	dochlss 38492	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ {𝑌} ⊆ 𝑉) → ( ⊥ ‘{𝑌}) ∈ (LSubSp‘𝑈))
25	4, 15, 24	syl2anc 586	. . 3 ⊢ (𝜑 → ( ⊥ ‘{𝑌}) ∈ (LSubSp‘𝑈))
26	7, 22, 8, 23, 25, 5	lspsnel5 19769	. 2 ⊢ (𝜑 → (𝑋 ∈ ( ⊥ ‘{𝑌}) ↔ ((LSpan‘𝑈)‘{𝑋}) ⊆ ( ⊥ ‘{𝑌})))
27	1, 6, 7, 22, 3	dochlss 38492	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ {𝑋} ⊆ 𝑉) → ( ⊥ ‘{𝑋}) ∈ (LSubSp‘𝑈))
28	4, 18, 27	syl2anc 586	. . 3 ⊢ (𝜑 → ( ⊥ ‘{𝑋}) ∈ (LSubSp‘𝑈))
29	7, 22, 8, 23, 28, 11	lspsnel5 19769	. 2 ⊢ (𝜑 → (𝑌 ∈ ( ⊥ ‘{𝑋}) ↔ ((LSpan‘𝑈)‘{𝑌}) ⊆ ( ⊥ ‘{𝑋})))
30	21, 26, 29	3bitr4d 313	1 ⊢ (𝜑 → (𝑋 ∈ ( ⊥ ‘{𝑌}) ↔ 𝑌 ∈ ( ⊥ ‘{𝑋})))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 = wceq 1537 ∈ wcel 2114 ⊆ wss 3938 {csn 4569 ran crn 5558 ‘cfv 6357 Basecbs 16485 LSubSpclss 19705 LSpanclspn 19745 HLchlt 36488 LHypclh 37122 DVecHcdvh 38216 DIsoHcdih 38366 ocHcoch 38485

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-rep 5192 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 ax-riotaBAD 36091

This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-fal 1550 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-int 4879 df-iun 4923 df-iin 4924 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-1st 7691 df-2nd 7692 df-tpos 7894 df-undef 7941 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-1o 8104 df-oadd 8108 df-er 8291 df-map 8410 df-en 8512 df-dom 8513 df-sdom 8514 df-fin 8515 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-nn 11641 df-2 11703 df-3 11704 df-4 11705 df-5 11706 df-6 11707 df-n0 11901 df-z 11985 df-uz 12247 df-fz 12896 df-struct 16487 df-ndx 16488 df-slot 16489 df-base 16491 df-sets 16492 df-ress 16493 df-plusg 16580 df-mulr 16581 df-sca 16583 df-vsca 16584 df-0g 16717 df-proset 17540 df-poset 17558 df-plt 17570 df-lub 17586 df-glb 17587 df-join 17588 df-meet 17589 df-p0 17651 df-p1 17652 df-lat 17658 df-clat 17720 df-mgm 17854 df-sgrp 17903 df-mnd 17914 df-submnd 17959 df-grp 18108 df-minusg 18109 df-sbg 18110 df-subg 18278 df-cntz 18449 df-lsm 18763 df-cmn 18910 df-abl 18911 df-mgp 19242 df-ur 19254 df-ring 19301 df-oppr 19375 df-dvdsr 19393 df-unit 19394 df-invr 19424 df-dvr 19435 df-drng 19506 df-lmod 19638 df-lss 19706 df-lsp 19746 df-lvec 19877 df-lsatoms 36114 df-oposet 36314 df-ol 36316 df-oml 36317 df-covers 36404 df-ats 36405 df-atl 36436 df-cvlat 36460 df-hlat 36489 df-llines 36636 df-lplanes 36637 df-lvols 36638 df-lines 36639 df-psubsp 36641 df-pmap 36642 df-padd 36934 df-lhyp 37126 df-laut 37127 df-ldil 37242 df-ltrn 37243 df-trl 37297 df-tendo 37893 df-edring 37895 df-disoa 38167 df-dvech 38217 df-dib 38277 df-dic 38311 df-dih 38367 df-doch 38486

This theorem is referenced by: hdmapip0com 39055 hdmapoc 39069

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