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| Mirrors > Home > MPE Home > Th. List > Mathboxes > dochnel2 | Structured version Visualization version GIF version | ||
| Description: A nonzero member of a subspace doesn't belong to the orthocomplement of the subspace. (Contributed by NM, 28-Feb-2015.) |
| Ref | Expression |
|---|---|
| dochnoncon.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| dochnoncon.u | ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) |
| dochnoncon.s | ⊢ 𝑆 = (LSubSp‘𝑈) |
| dochnoncon.z | ⊢ 0 = (0g‘𝑈) |
| dochnoncon.o | ⊢ ⊥ = ((ocH‘𝐾)‘𝑊) |
| dochnel2.k | ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| dochnel2.t | ⊢ (𝜑 → 𝑇 ∈ 𝑆) |
| dochnel2.x | ⊢ (𝜑 → 𝑋 ∈ (𝑇 ∖ { 0 })) |
| Ref | Expression |
|---|---|
| dochnel2 | ⊢ (𝜑 → ¬ 𝑋 ∈ ( ⊥ ‘𝑇)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dochnel2.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ (𝑇 ∖ { 0 })) | |
| 2 | 1 | eldifbd 4051 | . 2 ⊢ (𝜑 → ¬ 𝑋 ∈ { 0 }) |
| 3 | 1 | eldifad 4050 | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝑇) |
| 4 | elin 4092 | . . . . 5 ⊢ (𝑋 ∈ (𝑇 ∩ ( ⊥ ‘𝑇)) ↔ (𝑋 ∈ 𝑇 ∧ 𝑋 ∈ ( ⊥ ‘𝑇))) | |
| 5 | dochnel2.k | . . . . . . 7 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
| 6 | dochnel2.t | . . . . . . 7 ⊢ (𝜑 → 𝑇 ∈ 𝑆) | |
| 7 | dochnoncon.h | . . . . . . . 8 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 8 | dochnoncon.u | . . . . . . . 8 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) | |
| 9 | dochnoncon.s | . . . . . . . 8 ⊢ 𝑆 = (LSubSp‘𝑈) | |
| 10 | dochnoncon.z | . . . . . . . 8 ⊢ 0 = (0g‘𝑈) | |
| 11 | dochnoncon.o | . . . . . . . 8 ⊢ ⊥ = ((ocH‘𝐾)‘𝑊) | |
| 12 | 7, 8, 9, 10, 11 | dochnoncon 42557 | . . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑇 ∈ 𝑆) → (𝑇 ∩ ( ⊥ ‘𝑇)) = { 0 }) |
| 13 | 5, 6, 12 | syl2anc 596 | . . . . . 6 ⊢ (𝜑 → (𝑇 ∩ ( ⊥ ‘𝑇)) = { 0 }) |
| 14 | 13 | eleq2d 2846 | . . . . 5 ⊢ (𝜑 → (𝑋 ∈ (𝑇 ∩ ( ⊥ ‘𝑇)) ↔ 𝑋 ∈ { 0 })) |
| 15 | 4, 14 | bitr3id 288 | . . . 4 ⊢ (𝜑 → ((𝑋 ∈ 𝑇 ∧ 𝑋 ∈ ( ⊥ ‘𝑇)) ↔ 𝑋 ∈ { 0 })) |
| 16 | 15 | biimpd 232 | . . 3 ⊢ (𝜑 → ((𝑋 ∈ 𝑇 ∧ 𝑋 ∈ ( ⊥ ‘𝑇)) → 𝑋 ∈ { 0 })) |
| 17 | 3, 16 | mpand 708 | . 2 ⊢ (𝜑 → (𝑋 ∈ ( ⊥ ‘𝑇) → 𝑋 ∈ { 0 })) |
| 18 | 2, 17 | mtod 201 | 1 ⊢ (𝜑 → ¬ 𝑋 ∈ ( ⊥ ‘𝑇)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ∖ cdif 4044 ∩ cin 4088 {csn 4584 ‘cfv 6543 0gc0g 17619 LSubSpclss 21215 HLchlt 40516 LHypclh 41150 DVecHcdvh 42244 ocHcoch 42513 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5327 ax-pr 5391 ax-un 7755 ax-cnex 11263 ax-resscn 11264 ax-1cn 11265 ax-icn 11266 ax-addcl 11267 ax-addrcl 11268 ax-mulcl 11269 ax-mulrcl 11270 ax-mulcom 11271 ax-addass 11272 ax-mulass 11273 ax-distr 11274 ax-i2m1 11275 ax-1ne0 11276 ax-1rid 11277 ax-rnegex 11278 ax-rrecex 11279 ax-cnre 11280 ax-pre-lttri 11281 ax-pre-lttrn 11282 ax-pre-ltadd 11283 ax-pre-mulgt0 11284 ax-riotaBAD 40119 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-pss 4013 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-iin 4953 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6307 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6497 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7381 df-ov 7427 df-oprab 7428 df-mpo 7429 df-om 7882 df-1st 8005 df-2nd 8006 df-tpos 8250 df-undef 8297 df-frecs 8306 df-wrecs 8337 df-recs 8386 df-rdg 8425 df-1o 8483 df-er 8724 df-map 8856 df-en 8981 df-dom 8982 df-sdom 8983 df-fin 8984 df-pnf 11352 df-mnf 11353 df-xr 11354 df-ltxr 11355 df-le 11356 df-sub 11550 df-neg 11551 df-nn 12343 df-2 12412 df-3 12413 df-4 12414 df-5 12415 df-6 12416 df-n0 12614 df-z 12701 df-uz 12973 df-fz 13647 df-struct 17334 df-sets 17351 df-slot 17369 df-ndx 17381 df-base 17397 df-ress 17418 df-plusg 17450 df-mulr 17451 df-sca 17453 df-vsca 17454 df-0g 17621 df-proset 18477 df-poset 18496 df-plt 18511 df-lub 18527 df-glb 18528 df-join 18529 df-meet 18530 df-p0 18606 df-p1 18607 df-lat 18615 df-clat 18682 df-mgm 18825 df-sgrp 18917 df-mnd 18933 df-submnd 18988 df-grp 19156 df-minusg 19157 df-sbg 19158 df-subg 19342 df-cntz 19540 df-lsm 19859 df-cmn 20005 df-abl 20006 df-mgp 20370 df-rng 20384 df-ur 20417 df-ring 20470 df-oppr 20576 df-dvdsr 20596 df-unit 20597 df-invr 20627 df-dvr 20640 df-drng 20991 df-lmod 21146 df-lss 21216 df-lsp 21256 df-lvec 21387 df-lsatoms 40142 df-oposet 40342 df-ol 40344 df-oml 40345 df-covers 40432 df-ats 40433 df-atl 40464 df-cvlat 40488 df-hlat 40517 df-llines 40664 df-lplanes 40665 df-lvols 40666 df-lines 40667 df-psubsp 40669 df-pmap 40670 df-padd 40962 df-lhyp 41154 df-laut 41155 df-ldil 41270 df-ltrn 41271 df-trl 41325 df-tendo 41921 df-edring 41923 df-disoa 42195 df-dvech 42245 df-dib 42305 df-dic 42339 df-dih 42395 df-doch 42514 |
| This theorem is used by: dochnel 42559 |
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