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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 39471 | . . 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 732 | . . . . . . . . . . 11 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑊 ∈ LMod) |
| 9 | simplrl 782 | . . . . . . . . . . 11 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑈 ∈ 𝑆) | |
| 10 | 4, 3 | lspid 20972 | . . . . . . . . . . 11 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆) → (𝑁‘𝑈) = 𝑈) |
| 11 | 8, 9, 10 | syl2anc 590 | . . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘𝑈) = 𝑈) |
| 12 | 11 | uneq1d 4097 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → ((𝑁‘𝑈) ∪ (𝑁‘{𝑣})) = (𝑈 ∪ (𝑁‘{𝑣}))) |
| 13 | 12 | fveq2d 6831 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣}))) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
| 14 | 2, 4 | lssss 20926 | . . . . . . . . . 10 ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
| 15 | 9, 14 | syl 17 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑈 ⊆ 𝑉) |
| 16 | snssi 4717 | . . . . . . . . . 10 ⊢ (𝑣 ∈ 𝑉 → {𝑣} ⊆ 𝑉) | |
| 17 | 16 | adantl 482 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → {𝑣} ⊆ 𝑉) |
| 18 | 2, 3 | lspun 20977 | . . . . . . . . 9 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ⊆ 𝑉 ∧ {𝑣} ⊆ 𝑉) → (𝑁‘(𝑈 ∪ {𝑣})) = (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣})))) |
| 19 | 8, 15, 17, 18 | syl3anc 1379 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘(𝑈 ∪ {𝑣})) = (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣})))) |
| 20 | 2, 4, 3 | lspcl 20966 | . . . . . . . . . 10 ⊢ ((𝑊 ∈ LMod ∧ {𝑣} ⊆ 𝑉) → (𝑁‘{𝑣}) ∈ 𝑆) |
| 21 | 8, 17, 20 | syl2anc 590 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘{𝑣}) ∈ 𝑆) |
| 22 | islshpsm.p | . . . . . . . . . 10 ⊢ ⊕ = (LSSum‘𝑊) | |
| 23 | 4, 3, 22 | lsmsp 21076 | . . . . . . . . 9 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ (𝑁‘{𝑣}) ∈ 𝑆) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
| 24 | 8, 9, 21, 23 | syl3anc 1379 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
| 25 | 13, 19, 24 | 3eqtr4rd 2785 | . . . . . . 7 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ {𝑣}))) |
| 26 | 25 | eqeq1d 2741 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → ((𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉 ↔ (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) |
| 27 | 26 | rexbidva 3161 | . . . . 5 ⊢ ((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) → (∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉 ↔ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) |
| 28 | 27 | pm5.32da 584 | . . . 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 224 | . . 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 1094 | . . 3 ⊢ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉) ↔ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) | |
| 31 | df-3an 1094 | . . 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 315 | . 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 280 | 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 207 ∧ wa 396 ∧ w3a 1092 = wceq 1547 ∈ wcel 2119 ≠ wne 2934 ∃wrex 3063 ∪ cun 3881 ⊆ wss 3883 {csn 4555 ‘cfv 6485 (class class class)co 7356 Basecbs 17170 LSSumclsm 19600 LModclmod 20850 LSubSpclss 20921 LSpanclspn 20961 LSHypclsh 39467 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-int 4878 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-sets 17125 df-slot 17143 df-ndx 17155 df-base 17171 df-ress 17192 df-plusg 17224 df-0g 17395 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-submnd 18743 df-grp 18903 df-minusg 18904 df-sbg 18905 df-subg 19090 df-cntz 19283 df-lsm 19602 df-cmn 19748 df-abl 19749 df-mgp 20113 df-ur 20154 df-ring 20207 df-lmod 20852 df-lss 20922 df-lsp 20962 df-lshyp 39469 |
| This theorem is referenced by: lshpnelb 39476 lshpcmp 39480 islshpat 39509 lshpkrex 39610 dochshpncl 41876 |
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