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Mirrors > Home > MPE Home > Th. List > ttgitvval | Structured version Visualization version GIF version |
Description: Betweenness for a complex 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 25555 | . . . 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 478 | . . 3 ⊢ (𝐻 ∈ 𝑉 → 𝐼 = (𝑥 ∈ 𝑃, 𝑦 ∈ 𝑃 ↦ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥))})) |
8 | 7 | 3ad2ant1 1075 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → 𝐼 = (𝑥 ∈ 𝑃, 𝑦 ∈ 𝑃 ↦ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥))})) |
9 | simprl 790 | . . . . . 6 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → 𝑥 = 𝑋) | |
10 | 9 | oveq2d 6565 | . . . . 5 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → (𝑧 − 𝑥) = (𝑧 − 𝑋)) |
11 | simprr 792 | . . . . . . 7 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → 𝑦 = 𝑌) | |
12 | 11, 9 | oveq12d 6567 | . . . . . 6 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → (𝑦 − 𝑥) = (𝑌 − 𝑋)) |
13 | 12 | oveq2d 6565 | . . . . 5 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → (𝑘 · (𝑦 − 𝑥)) = (𝑘 · (𝑌 − 𝑋))) |
14 | 10, 13 | eqeq12d 2625 | . . . 4 ⊢ (((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → ((𝑧 − 𝑥) = (𝑘 · (𝑦 − 𝑥)) ↔ (𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋)))) |
15 | 14 | rexbidv 3034 | . . 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 3164 | . 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 1055 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → 𝑋 ∈ 𝑃) | |
18 | simp3 1056 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → 𝑌 ∈ 𝑃) | |
19 | fvex 6113 | . . . . 5 ⊢ (Base‘𝐻) ∈ V | |
20 | 2, 19 | eqeltri 2684 | . . . 4 ⊢ 𝑃 ∈ V |
21 | 20 | rabex 4740 | . . 3 ⊢ {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋))} ∈ V |
22 | 21 | a1i 11 | . 2 ⊢ ((𝐻 ∈ 𝑉 ∧ 𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃) → {𝑧 ∈ 𝑃 ∣ ∃𝑘 ∈ (0[,]1)(𝑧 − 𝑋) = (𝑘 · (𝑌 − 𝑋))} ∈ V) |
23 | 8, 16, 17, 18, 22 | ovmpt2d 6686 | 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 383 ∨ w3o 1030 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 ∃wrex 2897 {crab 2900 Vcvv 3173 〈cop 4131 ‘cfv 5804 (class class class)co 6549 ↦ cmpt2 6551 0cc0 9815 1c1 9816 [,]cicc 12049 ndxcnx 15692 sSet csts 15693 Basecbs 15695 ·𝑠 cvsca 15772 -gcsg 17247 Itvcitv 25135 LineGclng 25136 toTGcttg 25553 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-fal 1481 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-er 7629 df-en 7842 df-dom 7843 df-sdom 7844 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-nn 10898 df-2 10956 df-3 10957 df-4 10958 df-5 10959 df-6 10960 df-7 10961 df-8 10962 df-9 10963 df-n0 11170 df-dec 11370 df-ndx 15698 df-slot 15699 df-sets 15701 df-itv 25137 df-lng 25138 df-ttg 25554 |
This theorem is referenced by: ttgelitv 25563 |
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