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| Mirrors > Home > MPE Home > Th. List > Mathboxes > islshpsm | Structured version Visualization version GIF version | ||
| Description: Hyperplane properties expressed with subspace sum. (Contributed by NM, 3-Jul-2014.) |
| Ref | Expression |
|---|---|
| islshpsm.v | ⊢ 𝑉 = (Base‘𝑊) |
| islshpsm.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| islshpsm.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| islshpsm.p | ⊢ ⊕ = (LSSum‘𝑊) |
| islshpsm.h | ⊢ 𝐻 = (LSHyp‘𝑊) |
| islshpsm.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| Ref | Expression |
|---|---|
| islshpsm | ⊢ (𝜑 → (𝑈 ∈ 𝐻 ↔ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | islshpsm.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 2 | islshpsm.v | . . . 4 ⊢ 𝑉 = (Base‘𝑊) | |
| 3 | islshpsm.n | . . . 4 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 4 | islshpsm.s | . . . 4 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 5 | islshpsm.h | . . . 4 ⊢ 𝐻 = (LSHyp‘𝑊) | |
| 6 | 2, 3, 4, 5 | islshp 39239 | . . 3 ⊢ (𝑊 ∈ LMod → (𝑈 ∈ 𝐻 ↔ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉))) |
| 7 | 1, 6 | syl 17 | . 2 ⊢ (𝜑 → (𝑈 ∈ 𝐻 ↔ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉))) |
| 8 | 1 | ad2antrr 726 | . . . . . . . . . . 11 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑊 ∈ LMod) |
| 9 | simplrl 776 | . . . . . . . . . . 11 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑈 ∈ 𝑆) | |
| 10 | 4, 3 | lspid 20933 | . . . . . . . . . . 11 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆) → (𝑁‘𝑈) = 𝑈) |
| 11 | 8, 9, 10 | syl2anc 584 | . . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘𝑈) = 𝑈) |
| 12 | 11 | uneq1d 4119 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → ((𝑁‘𝑈) ∪ (𝑁‘{𝑣})) = (𝑈 ∪ (𝑁‘{𝑣}))) |
| 13 | 12 | fveq2d 6838 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣}))) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
| 14 | 2, 4 | lssss 20887 | . . . . . . . . . 10 ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
| 15 | 9, 14 | syl 17 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑈 ⊆ 𝑉) |
| 16 | snssi 4764 | . . . . . . . . . 10 ⊢ (𝑣 ∈ 𝑉 → {𝑣} ⊆ 𝑉) | |
| 17 | 16 | adantl 481 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → {𝑣} ⊆ 𝑉) |
| 18 | 2, 3 | lspun 20938 | . . . . . . . . 9 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ⊆ 𝑉 ∧ {𝑣} ⊆ 𝑉) → (𝑁‘(𝑈 ∪ {𝑣})) = (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣})))) |
| 19 | 8, 15, 17, 18 | syl3anc 1373 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘(𝑈 ∪ {𝑣})) = (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣})))) |
| 20 | 2, 4, 3 | lspcl 20927 | . . . . . . . . . 10 ⊢ ((𝑊 ∈ LMod ∧ {𝑣} ⊆ 𝑉) → (𝑁‘{𝑣}) ∈ 𝑆) |
| 21 | 8, 17, 20 | syl2anc 584 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘{𝑣}) ∈ 𝑆) |
| 22 | islshpsm.p | . . . . . . . . . 10 ⊢ ⊕ = (LSSum‘𝑊) | |
| 23 | 4, 3, 22 | lsmsp 21038 | . . . . . . . . 9 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ (𝑁‘{𝑣}) ∈ 𝑆) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
| 24 | 8, 9, 21, 23 | syl3anc 1373 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
| 25 | 13, 19, 24 | 3eqtr4rd 2782 | . . . . . . 7 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ {𝑣}))) |
| 26 | 25 | eqeq1d 2738 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → ((𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉 ↔ (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) |
| 27 | 26 | rexbidva 3158 | . . . . 5 ⊢ ((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) → (∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉 ↔ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) |
| 28 | 27 | pm5.32da 579 | . . . 4 ⊢ (𝜑 → (((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉) ↔ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉))) |
| 29 | 28 | bicomd 223 | . . 3 ⊢ (𝜑 → (((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉) ↔ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉))) |
| 30 | df-3an 1088 | . . 3 ⊢ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉) ↔ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) | |
| 31 | df-3an 1088 | . . 3 ⊢ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉) ↔ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉)) | |
| 32 | 29, 30, 31 | 3bitr4g 314 | . 2 ⊢ (𝜑 → ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉) ↔ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉))) |
| 33 | 7, 32 | bitrd 279 | 1 ⊢ (𝜑 → (𝑈 ∈ 𝐻 ↔ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1086 = wceq 1541 ∈ wcel 2113 ≠ wne 2932 ∃wrex 3060 ∪ cun 3899 ⊆ wss 3901 {csn 4580 ‘cfv 6492 (class class class)co 7358 Basecbs 17136 LSSumclsm 19563 LModclmod 20811 LSubSpclss 20882 LSpanclspn 20922 LSHypclsh 39235 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-int 4903 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-nn 12146 df-2 12208 df-sets 17091 df-slot 17109 df-ndx 17121 df-base 17137 df-ress 17158 df-plusg 17190 df-0g 17361 df-mgm 18565 df-sgrp 18644 df-mnd 18660 df-submnd 18709 df-grp 18866 df-minusg 18867 df-sbg 18868 df-subg 19053 df-cntz 19246 df-lsm 19565 df-cmn 19711 df-abl 19712 df-mgp 20076 df-ur 20117 df-ring 20170 df-lmod 20813 df-lss 20883 df-lsp 20923 df-lshyp 39237 |
| This theorem is referenced by: lshpnelb 39244 lshpcmp 39248 islshpat 39277 lshpkrex 39378 dochshpncl 41644 |
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