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| Mirrors > Home > MPE Home > Th. List > Mathboxes > dochsnkr | Structured version Visualization version GIF version | ||
| Description: A (closed) kernel expressed in terms of a nonzero vector in its orthocomplement. TODO: consolidate lemmas unless they're needed for something else (in which case break out as theorems). (Contributed by NM, 2-Jan-2015.) |
| Ref | Expression |
|---|---|
| dochsnkr.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| dochsnkr.o | ⊢ ⊥ = ((ocH‘𝐾)‘𝑊) |
| dochsnkr.u | ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) |
| dochsnkr.v | ⊢ 𝑉 = (Base‘𝑈) |
| dochsnkr.z | ⊢ 0 = (0g‘𝑈) |
| dochsnkr.f | ⊢ 𝐹 = (LFnl‘𝑈) |
| dochsnkr.l | ⊢ 𝐿 = (LKer‘𝑈) |
| dochsnkr.k | ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| dochsnkr.g | ⊢ (𝜑 → 𝐺 ∈ 𝐹) |
| dochsnkr.x | ⊢ (𝜑 → 𝑋 ∈ (( ⊥ ‘(𝐿‘𝐺)) ∖ { 0 })) |
| Ref | Expression |
|---|---|
| dochsnkr | ⊢ (𝜑 → (𝐿‘𝐺) = ( ⊥ ‘{𝑋})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dochsnkr.z | . . . 4 ⊢ 0 = (0g‘𝑈) | |
| 2 | eqid 2765 | . . . 4 ⊢ (LSpan‘𝑈) = (LSpan‘𝑈) | |
| 3 | eqid 2765 | . . . 4 ⊢ (LSAtoms‘𝑈) = (LSAtoms‘𝑈) | |
| 4 | dochsnkr.h | . . . . 5 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 5 | dochsnkr.u | . . . . 5 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) | |
| 6 | dochsnkr.k | . . . . 5 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
| 7 | 4, 5, 6 | dvhlvec 41941 | . . . 4 ⊢ (𝜑 → 𝑈 ∈ LVec) |
| 8 | dochsnkr.o | . . . . 5 ⊢ ⊥ = ((ocH‘𝐾)‘𝑊) | |
| 9 | dochsnkr.v | . . . . 5 ⊢ 𝑉 = (Base‘𝑈) | |
| 10 | dochsnkr.f | . . . . 5 ⊢ 𝐹 = (LFnl‘𝑈) | |
| 11 | dochsnkr.l | . . . . 5 ⊢ 𝐿 = (LKer‘𝑈) | |
| 12 | dochsnkr.g | . . . . 5 ⊢ (𝜑 → 𝐺 ∈ 𝐹) | |
| 13 | dochsnkr.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ (( ⊥ ‘(𝐿‘𝐺)) ∖ { 0 })) | |
| 14 | 4, 8, 5, 9, 1, 10, 11, 6, 12, 13, 3 | dochsnkrlem2 42302 | . . . 4 ⊢ (𝜑 → ( ⊥ ‘(𝐿‘𝐺)) ∈ (LSAtoms‘𝑈)) |
| 15 | 13 | eldifad 3918 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ ( ⊥ ‘(𝐿‘𝐺))) |
| 16 | eldifsni 4760 | . . . . 5 ⊢ (𝑋 ∈ (( ⊥ ‘(𝐿‘𝐺)) ∖ { 0 }) → 𝑋 ≠ 0 ) | |
| 17 | 13, 16 | syl 18 | . . . 4 ⊢ (𝜑 → 𝑋 ≠ 0 ) |
| 18 | 1, 2, 3, 7, 14, 15, 17 | lsatel 39837 | . . 3 ⊢ (𝜑 → ( ⊥ ‘(𝐿‘𝐺)) = ((LSpan‘𝑈)‘{𝑋})) |
| 19 | 18 | fveq2d 6889 | . 2 ⊢ (𝜑 → ( ⊥ ‘( ⊥ ‘(𝐿‘𝐺))) = ( ⊥ ‘((LSpan‘𝑈)‘{𝑋}))) |
| 20 | 4, 8, 5, 9, 1, 10, 11, 6, 12, 13 | dochsnkrlem3 42303 | . 2 ⊢ (𝜑 → ( ⊥ ‘( ⊥ ‘(𝐿‘𝐺))) = (𝐿‘𝐺)) |
| 21 | 4, 5, 6 | dvhlmod 41942 | . . . . . . . 8 ⊢ (𝜑 → 𝑈 ∈ LMod) |
| 22 | 9, 10, 11, 21, 12 | lkrssv 39928 | . . . . . . 7 ⊢ (𝜑 → (𝐿‘𝐺) ⊆ 𝑉) |
| 23 | 4, 5, 9, 8 | dochssv 42187 | . . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐿‘𝐺) ⊆ 𝑉) → ( ⊥ ‘(𝐿‘𝐺)) ⊆ 𝑉) |
| 24 | 6, 22, 23 | syl2anc 596 | . . . . . 6 ⊢ (𝜑 → ( ⊥ ‘(𝐿‘𝐺)) ⊆ 𝑉) |
| 25 | 24 | ssdifssd 4101 | . . . . 5 ⊢ (𝜑 → (( ⊥ ‘(𝐿‘𝐺)) ∖ { 0 }) ⊆ 𝑉) |
| 26 | 25, 13 | sseldd 3939 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| 27 | 26 | snssd 4754 | . . 3 ⊢ (𝜑 → {𝑋} ⊆ 𝑉) |
| 28 | 4, 5, 8, 9, 2, 6, 27 | dochocsp 42211 | . 2 ⊢ (𝜑 → ( ⊥ ‘((LSpan‘𝑈)‘{𝑋})) = ( ⊥ ‘{𝑋})) |
| 29 | 19, 20, 28 | 3eqtr3d 2808 | 1 ⊢ (𝜑 → (𝐿‘𝐺) = ( ⊥ ‘{𝑋})) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2146 ≠ wne 2960 ∖ cdif 3903 ⊆ wss 3906 {csn 4591 ‘cfv 6540 Basecbs 17291 0gc0g 17514 LSpanclspn 21142 LSAtomsclsa 39806 LFnlclfn 39889 LKerclk 39917 HLchlt 40182 LHypclh 40816 DVecHcdvh 41910 ocHcoch 42179 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11171 ax-resscn 11172 ax-1cn 11173 ax-icn 11174 ax-addcl 11175 ax-addrcl 11176 ax-mulcl 11177 ax-mulrcl 11178 ax-mulcom 11179 ax-addass 11180 ax-mulass 11181 ax-distr 11182 ax-i2m1 11183 ax-1ne0 11184 ax-1rid 11185 ax-rnegex 11186 ax-rrecex 11187 ax-cnre 11188 ax-pre-lttri 11189 ax-pre-lttrn 11190 ax-pre-ltadd 11191 ax-pre-mulgt0 11192 ax-riotaBAD 39785 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-iin 4961 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-om 7869 df-1st 7992 df-2nd 7993 df-tpos 8228 df-undef 8275 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-er 8700 df-map 8832 df-en 8950 df-dom 8951 df-sdom 8952 df-fin 8953 df-pnf 11260 df-mnf 11261 df-xr 11262 df-ltxr 11263 df-le 11264 df-sub 11458 df-neg 11459 df-nn 12249 df-2 12318 df-3 12319 df-4 12320 df-5 12321 df-6 12322 df-n0 12520 df-z 12607 df-uz 12879 df-fz 13552 df-struct 17229 df-sets 17246 df-slot 17264 df-ndx 17276 df-base 17292 df-ress 17313 df-plusg 17345 df-mulr 17346 df-sca 17348 df-vsca 17349 df-0g 17516 df-proset 18372 df-poset 18391 df-plt 18406 df-lub 18422 df-glb 18423 df-join 18424 df-meet 18425 df-p0 18501 df-p1 18502 df-lat 18510 df-clat 18577 df-mgm 18720 df-sgrp 18809 df-mnd 18825 df-submnd 18879 df-grp 19047 df-minusg 19048 df-sbg 19049 df-subg 19233 df-cntz 19431 df-lsm 19750 df-cmn 19896 df-abl 19897 df-mgp 20261 df-rng 20275 df-ur 20308 df-ring 20361 df-oppr 20465 df-dvdsr 20485 df-unit 20486 df-invr 20516 df-dvr 20529 df-drng 20879 df-lmod 21033 df-lss 21103 df-lsp 21143 df-lvec 21274 df-lsatoms 39808 df-lshyp 39809 df-lfl 39890 df-lkr 39918 df-oposet 40008 df-ol 40010 df-oml 40011 df-covers 40098 df-ats 40099 df-atl 40130 df-cvlat 40154 df-hlat 40183 df-llines 40330 df-lplanes 40331 df-lvols 40332 df-lines 40333 df-psubsp 40335 df-pmap 40336 df-padd 40628 df-lhyp 40820 df-laut 40821 df-ldil 40936 df-ltrn 40937 df-trl 40991 df-tgrp 41575 df-tendo 41587 df-edring 41589 df-dveca 41835 df-disoa 41861 df-dvech 41911 df-dib 41971 df-dic 42005 df-dih 42061 df-doch 42180 df-djh 42227 |
| This theorem is used by: dochfln0 42309 lcfl6lem 42330 |
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