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| Mirrors > Home > MPE Home > Th. List > Mathboxes > dvh3dim | Structured version Visualization version GIF version | ||
| Description: There is a vector that is outside the span of 2 others. (Contributed by NM, 24-Apr-2015.) |
| Ref | Expression |
|---|---|
| dvh3dim.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| dvh3dim.u | ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) |
| dvh3dim.v | ⊢ 𝑉 = (Base‘𝑈) |
| dvh3dim.n | ⊢ 𝑁 = (LSpan‘𝑈) |
| dvh3dim.k | ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| dvh3dim.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| dvh3dim.y | ⊢ (𝜑 → 𝑌 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| dvh3dim | ⊢ (𝜑 → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dvh3dim.h | . . . . 5 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 2 | dvh3dim.u | . . . . 5 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) | |
| 3 | dvh3dim.v | . . . . 5 ⊢ 𝑉 = (Base‘𝑈) | |
| 4 | dvh3dim.n | . . . . 5 ⊢ 𝑁 = (LSpan‘𝑈) | |
| 5 | dvh3dim.k | . . . . 5 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
| 6 | dvh3dim.y | . . . . 5 ⊢ (𝜑 → 𝑌 ∈ 𝑉) | |
| 7 | 1, 2, 3, 4, 5, 6 | dvh2dim 41818 | . . . 4 ⊢ (𝜑 → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑌})) |
| 8 | 7 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑋 = (0g‘𝑈)) → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑌})) |
| 9 | prcom 4691 | . . . . . . . . 9 ⊢ {𝑋, 𝑌} = {𝑌, 𝑋} | |
| 10 | preq2 4693 | . . . . . . . . 9 ⊢ (𝑋 = (0g‘𝑈) → {𝑌, 𝑋} = {𝑌, (0g‘𝑈)}) | |
| 11 | 9, 10 | eqtrid 2784 | . . . . . . . 8 ⊢ (𝑋 = (0g‘𝑈) → {𝑋, 𝑌} = {𝑌, (0g‘𝑈)}) |
| 12 | 11 | fveq2d 6846 | . . . . . . 7 ⊢ (𝑋 = (0g‘𝑈) → (𝑁‘{𝑋, 𝑌}) = (𝑁‘{𝑌, (0g‘𝑈)})) |
| 13 | eqid 2737 | . . . . . . . 8 ⊢ (0g‘𝑈) = (0g‘𝑈) | |
| 14 | 1, 2, 5 | dvhlmod 41483 | . . . . . . . 8 ⊢ (𝜑 → 𝑈 ∈ LMod) |
| 15 | 3, 13, 4, 14, 6 | lsppr0 21056 | . . . . . . 7 ⊢ (𝜑 → (𝑁‘{𝑌, (0g‘𝑈)}) = (𝑁‘{𝑌})) |
| 16 | 12, 15 | sylan9eqr 2794 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑋 = (0g‘𝑈)) → (𝑁‘{𝑋, 𝑌}) = (𝑁‘{𝑌})) |
| 17 | 16 | eleq2d 2823 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 = (0g‘𝑈)) → (𝑧 ∈ (𝑁‘{𝑋, 𝑌}) ↔ 𝑧 ∈ (𝑁‘{𝑌}))) |
| 18 | 17 | notbid 318 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 = (0g‘𝑈)) → (¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌}) ↔ ¬ 𝑧 ∈ (𝑁‘{𝑌}))) |
| 19 | 18 | rexbidv 3162 | . . 3 ⊢ ((𝜑 ∧ 𝑋 = (0g‘𝑈)) → (∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌}) ↔ ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑌}))) |
| 20 | 8, 19 | mpbird 257 | . 2 ⊢ ((𝜑 ∧ 𝑋 = (0g‘𝑈)) → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌})) |
| 21 | dvh3dim.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 22 | 1, 2, 3, 4, 5, 21 | dvh2dim 41818 | . . . 4 ⊢ (𝜑 → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋})) |
| 23 | 22 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝑌 = (0g‘𝑈)) → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋})) |
| 24 | preq2 4693 | . . . . . . . 8 ⊢ (𝑌 = (0g‘𝑈) → {𝑋, 𝑌} = {𝑋, (0g‘𝑈)}) | |
| 25 | 24 | fveq2d 6846 | . . . . . . 7 ⊢ (𝑌 = (0g‘𝑈) → (𝑁‘{𝑋, 𝑌}) = (𝑁‘{𝑋, (0g‘𝑈)})) |
| 26 | 3, 13, 4, 14, 21 | lsppr0 21056 | . . . . . . 7 ⊢ (𝜑 → (𝑁‘{𝑋, (0g‘𝑈)}) = (𝑁‘{𝑋})) |
| 27 | 25, 26 | sylan9eqr 2794 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑌 = (0g‘𝑈)) → (𝑁‘{𝑋, 𝑌}) = (𝑁‘{𝑋})) |
| 28 | 27 | eleq2d 2823 | . . . . 5 ⊢ ((𝜑 ∧ 𝑌 = (0g‘𝑈)) → (𝑧 ∈ (𝑁‘{𝑋, 𝑌}) ↔ 𝑧 ∈ (𝑁‘{𝑋}))) |
| 29 | 28 | notbid 318 | . . . 4 ⊢ ((𝜑 ∧ 𝑌 = (0g‘𝑈)) → (¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌}) ↔ ¬ 𝑧 ∈ (𝑁‘{𝑋}))) |
| 30 | 29 | rexbidv 3162 | . . 3 ⊢ ((𝜑 ∧ 𝑌 = (0g‘𝑈)) → (∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌}) ↔ ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋}))) |
| 31 | 23, 30 | mpbird 257 | . 2 ⊢ ((𝜑 ∧ 𝑌 = (0g‘𝑈)) → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌})) |
| 32 | 5 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ (𝑋 ≠ (0g‘𝑈) ∧ 𝑌 ≠ (0g‘𝑈))) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| 33 | 21 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ (𝑋 ≠ (0g‘𝑈) ∧ 𝑌 ≠ (0g‘𝑈))) → 𝑋 ∈ 𝑉) |
| 34 | 6 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ (𝑋 ≠ (0g‘𝑈) ∧ 𝑌 ≠ (0g‘𝑈))) → 𝑌 ∈ 𝑉) |
| 35 | simprl 771 | . . 3 ⊢ ((𝜑 ∧ (𝑋 ≠ (0g‘𝑈) ∧ 𝑌 ≠ (0g‘𝑈))) → 𝑋 ≠ (0g‘𝑈)) | |
| 36 | simprr 773 | . . 3 ⊢ ((𝜑 ∧ (𝑋 ≠ (0g‘𝑈) ∧ 𝑌 ≠ (0g‘𝑈))) → 𝑌 ≠ (0g‘𝑈)) | |
| 37 | 1, 2, 3, 4, 32, 33, 34, 13, 35, 36 | dvhdimlem 41817 | . 2 ⊢ ((𝜑 ∧ (𝑋 ≠ (0g‘𝑈) ∧ 𝑌 ≠ (0g‘𝑈))) → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌})) |
| 38 | 20, 31, 37 | pm2.61da2ne 3021 | 1 ⊢ (𝜑 → ∃𝑧 ∈ 𝑉 ¬ 𝑧 ∈ (𝑁‘{𝑋, 𝑌})) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ∃wrex 3062 {csn 4582 {cpr 4584 ‘cfv 6500 Basecbs 17148 0gc0g 17371 LSpanclspn 20934 HLchlt 39723 LHypclh 40357 DVecHcdvh 41451 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 ax-riotaBAD 39326 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-iin 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-1st 7943 df-2nd 7944 df-tpos 8178 df-undef 8225 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-1o 8407 df-er 8645 df-map 8777 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-n0 12414 df-z 12501 df-uz 12764 df-fz 13436 df-struct 17086 df-sets 17103 df-slot 17121 df-ndx 17133 df-base 17149 df-ress 17170 df-plusg 17202 df-mulr 17203 df-sca 17205 df-vsca 17206 df-0g 17373 df-proset 18229 df-poset 18248 df-plt 18263 df-lub 18279 df-glb 18280 df-join 18281 df-meet 18282 df-p0 18358 df-p1 18359 df-lat 18367 df-clat 18434 df-mgm 18577 df-sgrp 18656 df-mnd 18672 df-submnd 18721 df-grp 18878 df-minusg 18879 df-sbg 18880 df-subg 19065 df-cntz 19258 df-lsm 19577 df-cmn 19723 df-abl 19724 df-mgp 20088 df-rng 20100 df-ur 20129 df-ring 20182 df-oppr 20285 df-dvdsr 20305 df-unit 20306 df-invr 20336 df-dvr 20349 df-drng 20676 df-lmod 20825 df-lss 20895 df-lsp 20935 df-lvec 21067 df-lsatoms 39349 df-oposet 39549 df-ol 39551 df-oml 39552 df-covers 39639 df-ats 39640 df-atl 39671 df-cvlat 39695 df-hlat 39724 df-llines 39871 df-lplanes 39872 df-lvols 39873 df-lines 39874 df-psubsp 39876 df-pmap 39877 df-padd 40169 df-lhyp 40361 df-laut 40362 df-ldil 40477 df-ltrn 40478 df-trl 40532 df-tgrp 41116 df-tendo 41128 df-edring 41130 df-dveca 41376 df-disoa 41402 df-dvech 41452 df-dib 41512 df-dic 41546 df-dih 41602 df-doch 41721 df-djh 41768 |
| This theorem is referenced by: dvh4dimN 41820 dvh3dim2 41821 mapdh6iN 42117 mapdh8e 42157 mapdh9a 42162 mapdh9aOLDN 42163 hdmap1l6i 42191 hdmapval0 42206 hdmapval3N 42211 hdmap10lem 42212 hdmap11lem2 42215 hdmap14lem11 42251 |
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