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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 36920 | . . 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 722 | . . . . . . . . . . 11 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑊 ∈ LMod) |
9 | simplrl 773 | . . . . . . . . . . 11 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑈 ∈ 𝑆) | |
10 | 4, 3 | lspid 20159 | . . . . . . . . . . 11 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆) → (𝑁‘𝑈) = 𝑈) |
11 | 8, 9, 10 | syl2anc 583 | . . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘𝑈) = 𝑈) |
12 | 11 | uneq1d 4092 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → ((𝑁‘𝑈) ∪ (𝑁‘{𝑣})) = (𝑈 ∪ (𝑁‘{𝑣}))) |
13 | 12 | fveq2d 6760 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣}))) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
14 | 2, 4 | lssss 20113 | . . . . . . . . . 10 ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
15 | 9, 14 | syl 17 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → 𝑈 ⊆ 𝑉) |
16 | snssi 4738 | . . . . . . . . . 10 ⊢ (𝑣 ∈ 𝑉 → {𝑣} ⊆ 𝑉) | |
17 | 16 | adantl 481 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → {𝑣} ⊆ 𝑉) |
18 | 2, 3 | lspun 20164 | . . . . . . . . 9 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ⊆ 𝑉 ∧ {𝑣} ⊆ 𝑉) → (𝑁‘(𝑈 ∪ {𝑣})) = (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣})))) |
19 | 8, 15, 17, 18 | syl3anc 1369 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘(𝑈 ∪ {𝑣})) = (𝑁‘((𝑁‘𝑈) ∪ (𝑁‘{𝑣})))) |
20 | 2, 4, 3 | lspcl 20153 | . . . . . . . . . 10 ⊢ ((𝑊 ∈ LMod ∧ {𝑣} ⊆ 𝑉) → (𝑁‘{𝑣}) ∈ 𝑆) |
21 | 8, 17, 20 | syl2anc 583 | . . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑁‘{𝑣}) ∈ 𝑆) |
22 | islshpsm.p | . . . . . . . . . 10 ⊢ ⊕ = (LSSum‘𝑊) | |
23 | 4, 3, 22 | lsmsp 20263 | . . . . . . . . 9 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ (𝑁‘{𝑣}) ∈ 𝑆) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
24 | 8, 9, 21, 23 | syl3anc 1369 | . . . . . . . 8 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ (𝑁‘{𝑣})))) |
25 | 13, 19, 24 | 3eqtr4rd 2789 | . . . . . . 7 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → (𝑈 ⊕ (𝑁‘{𝑣})) = (𝑁‘(𝑈 ∪ {𝑣}))) |
26 | 25 | eqeq1d 2740 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) ∧ 𝑣 ∈ 𝑉) → ((𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉 ↔ (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) |
27 | 26 | rexbidva 3224 | . . . . 5 ⊢ ((𝜑 ∧ (𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉)) → (∃𝑣 ∈ 𝑉 (𝑈 ⊕ (𝑁‘{𝑣})) = 𝑉 ↔ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) |
28 | 27 | pm5.32da 578 | . . . 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 222 | . . 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 1087 | . . 3 ⊢ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉 ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉) ↔ ((𝑈 ∈ 𝑆 ∧ 𝑈 ≠ 𝑉) ∧ ∃𝑣 ∈ 𝑉 (𝑁‘(𝑈 ∪ {𝑣})) = 𝑉)) | |
31 | df-3an 1087 | . . 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 313 | . 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 278 | 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 205 ∧ wa 395 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 ∃wrex 3064 ∪ cun 3881 ⊆ wss 3883 {csn 4558 ‘cfv 6418 (class class class)co 7255 Basecbs 16840 LSSumclsm 19154 LModclmod 20038 LSubSpclss 20108 LSpanclspn 20148 LSHypclsh 36916 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-int 4877 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-om 7688 df-1st 7804 df-2nd 7805 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-nn 11904 df-2 11966 df-sets 16793 df-slot 16811 df-ndx 16823 df-base 16841 df-ress 16868 df-plusg 16901 df-0g 17069 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-submnd 18346 df-grp 18495 df-minusg 18496 df-sbg 18497 df-subg 18667 df-cntz 18838 df-lsm 19156 df-cmn 19303 df-abl 19304 df-mgp 19636 df-ur 19653 df-ring 19700 df-lmod 20040 df-lss 20109 df-lsp 20149 df-lshyp 36918 |
This theorem is referenced by: lshpnelb 36925 lshpcmp 36929 islshpat 36958 lshpkrex 37059 dochshpncl 39325 |
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