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| Mirrors > Home > MPE Home > Th. List > ttgitvval | Structured version Visualization version GIF version | ||
| Description: Betweenness for a subcomplex Hilbert space augmented with betweenness. (Contributed by Thierry Arnoux, 25-Mar-2019.) |
| Ref | Expression |
|---|---|
| ttgval.n | ⊢ 𝐺 = (toTG‘𝐻) |
| ttgitvval.i | ⊢ 𝐼 = (Itv‘𝐺) |
| ttgitvval.b | ⊢ 𝑃 = (Base‘𝐻) |
| ttgitvval.m | ⊢ − = (-g‘𝐻) |
| ttgitvval.s | ⊢ · = ( ·𝑠 ‘𝐻) |
| Ref | Expression |
|---|---|
| ttgitvval | ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → (𝑋𝐼𝑌) = {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋))}) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ttgval.n | . . . . 5 ⊢ 𝐺 = (toTG‘𝐻) | |
| 2 | ttgitvval.b | . . . . 5 ⊢ 𝑃 = (Base‘𝐻) | |
| 3 | ttgitvval.m | . . . . 5 ⊢ − = (-g‘𝐻) | |
| 4 | ttgitvval.s | . . . . 5 ⊢ · = ( ·𝑠 ‘𝐻) | |
| 5 | ttgitvval.i | . . . . 5 ⊢ 𝐼 = (Itv‘𝐺) | |
| 6 | 1, 2, 3, 4, 5 | ttgval 29161 | . . . 4 ⊢ (𝐻 ∈ 𝑉 → (𝐺 = ((𝐻 sSet 〈(Itv‘ndx), (𝑥 ∈ 𝑃, 𝑦 ∈ 𝑃 ↦ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥))})〉) sSet 〈(LineG‘ndx), (𝑥 ∈ 𝑃, 𝑦 ∈ 𝑃 ↦ {𝑧 ∈ 𝑃 ∣ (𝑧 ∈ (𝑥𝐼𝑦) ∨ 𝑥 ∈ (𝑧𝐼𝑦) ∨ 𝑦 ∈ (𝑥𝐼𝑧))})〉) ∧ 𝐼 = (𝑥 ∈ 𝑃, 𝑦 ∈ 𝑃 ↦ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥))}))) |
| 7 | 6 | simprd 500 | . . 3 ⊢ (𝐻 ∈ 𝑉 → 𝐼 = (𝑥 ∈ 𝑃, 𝑦 ∈ 𝑃 ↦ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥))})) |
| 8 | 7 | 3ad2ant1 1149 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → 𝐼 = (𝑥 ∈ 𝑃, 𝑦 ∈ 𝑃 ↦ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥))})) |
| 9 | simprl 782 | . . . . . 6 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → 𝑥 = 𝑋) | |
| 10 | 9 | oveq2d 7424 | . . . . 5 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → (𝑧 − 𝑥) = (𝑧 − 𝑋)) |
| 11 | simprr 784 | . . . . . . 7 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → 𝑦 = 𝑌) | |
| 12 | 11, 9 | oveq12d 7426 | . . . . . 6 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → (𝑦 − 𝑥) = (𝑌 − 𝑋)) |
| 13 | 12 | oveq2d 7424 | . . . . 5 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → (𝑘 · (𝑦 − 𝑥)) = (𝑘 · (𝑌 − 𝑋))) |
| 14 | 10, 13 | eqeq12d 2785 | . . . 4 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → ((𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥)) ↔ (𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋)))) |
| 15 | 14 | rexbidv 3195 | . . 3 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → (∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥)) ↔ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋)))) |
| 16 | 15 | rabbidv 3430 | . 2 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥))} = {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋))}) |
| 17 | simp2 1153 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → 𝑋 ∈ 𝑃) | |
| 18 | simp3 1154 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → 𝑌 ∈ 𝑃) | |
| 19 | 2 | fvexi 6893 | . . . 4 ⊢ 𝑃 ∈ V |
| 20 | 19 | rabex 5307 | . . 3 ⊢ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋))} ∈ V |
| 21 | 20 | a1i 11 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋))} ∈ V) |
| 22 | 8, 16, 17, 18, 21 | ovmpod 7560 | 1 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → (𝑋𝐼𝑌) = {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋))}) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∨ w3o 1100 ∧ w3a 1101 = wceq 1567 ∈ wcel 2149 ∃wrex 3095 {crab 3423 Vcvv 3463 〈cop 4597 ‘cfv 6533 (class class class)co 7408 ∈ cmpo 7410 0cc0 11096 1c1 11097 [,]cicc 13371 sSet csts 17219 ndxcnx 17249 Basecbs 17265 ·𝑠 cvsca 17310 -gcsg 18998 Itvcitv 28664 LineGclng 28665 toTGcttg 29159 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5239 ax-sep 5258 ax-nul 5268 ax-pow 5334 ax-pr 5402 ax-un 7730 ax-cnex 11152 ax-resscn 11153 ax-1cn 11154 ax-icn 11155 ax-addcl 11156 ax-addrcl 11157 ax-mulcl 11158 ax-mulrcl 11159 ax-mulcom 11160 ax-addass 11161 ax-mulass 11162 ax-distr 11163 ax-i2m1 11164 ax-1ne0 11165 ax-1rid 11166 ax-rnegex 11167 ax-rrecex 11168 ax-cnre 11169 ax-pre-lttri 11170 ax-pre-lttrn 11171 ax-pre-ltadd 11172 ax-pre-mulgt0 11173 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7859 df-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-pnf 11241 df-mnf 11242 df-xr 11243 df-ltxr 11244 df-le 11245 df-sub 11439 df-neg 11440 df-nn 12230 df-2 12299 df-3 12300 df-4 12301 df-5 12302 df-6 12303 df-7 12304 df-8 12305 df-9 12306 df-n0 12501 df-dec 12708 df-sets 17220 df-slot 17238 df-ndx 17250 df-itv 28666 df-lng 28667 df-ttg 29160 |
| This theorem is referenced by: ttgelitv 29169 |
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