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| Mirrors > Home > MPE Home > Th. List > mirbtwni | Structured version Visualization version GIF version | ||
| Description: Point inversion preserves betweenness, first half of Theorem 7.15 of [Schwabhauser] p. 51. (Contributed by Thierry Arnoux, 9-Jun-2019.) |
| Ref | Expression |
|---|---|
| mirval.p | ⊢ 𝑃 = (Base‘𝐺) |
| mirval.d | ⊢ − = (dist‘𝐺) |
| mirval.i | ⊢ 𝐼 = (Itv‘𝐺) |
| mirval.l | ⊢ 𝐿 = (LineG‘𝐺) |
| mirval.s | ⊢ 𝑆 = (pInvG‘𝐺) |
| mirval.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| mirval.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
| mirfv.m | ⊢ 𝑀 = (𝑆‘𝐴) |
| miriso.1 | ⊢ (𝜑 → 𝑋 ∈ 𝑃) |
| miriso.2 | ⊢ (𝜑 → 𝑌 ∈ 𝑃) |
| mirbtwni.z | ⊢ (𝜑 → 𝑍 ∈ 𝑃) |
| mirbtwni.b | ⊢ (𝜑 → 𝑌 ∈ (𝑋𝐼𝑍)) |
| Ref | Expression |
|---|---|
| mirbtwni | ⊢ (𝜑 → (𝑀‘𝑌) ∈ ((𝑀‘𝑋)𝐼(𝑀‘𝑍))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mirval.p | . 2 ⊢ 𝑃 = (Base‘𝐺) | |
| 2 | mirval.d | . 2 ⊢ − = (dist‘𝐺) | |
| 3 | mirval.i | . 2 ⊢ 𝐼 = (Itv‘𝐺) | |
| 4 | eqid 2729 | . 2 ⊢ (cgrG‘𝐺) = (cgrG‘𝐺) | |
| 5 | mirval.g | . 2 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 6 | miriso.1 | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝑃) | |
| 7 | miriso.2 | . 2 ⊢ (𝜑 → 𝑌 ∈ 𝑃) | |
| 8 | mirbtwni.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝑃) | |
| 9 | mirval.l | . . . 4 ⊢ 𝐿 = (LineG‘𝐺) | |
| 10 | mirval.s | . . . 4 ⊢ 𝑆 = (pInvG‘𝐺) | |
| 11 | mirval.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 12 | mirfv.m | . . . 4 ⊢ 𝑀 = (𝑆‘𝐴) | |
| 13 | 1, 2, 3, 9, 10, 5, 11, 12 | mirf 28563 | . . 3 ⊢ (𝜑 → 𝑀:𝑃⟶𝑃) |
| 14 | 13, 6 | ffvelcdmd 7039 | . 2 ⊢ (𝜑 → (𝑀‘𝑋) ∈ 𝑃) |
| 15 | 13, 7 | ffvelcdmd 7039 | . 2 ⊢ (𝜑 → (𝑀‘𝑌) ∈ 𝑃) |
| 16 | 13, 8 | ffvelcdmd 7039 | . 2 ⊢ (𝜑 → (𝑀‘𝑍) ∈ 𝑃) |
| 17 | 1, 2, 3, 9, 10, 5, 11, 12, 6, 7 | miriso 28573 | . . . 4 ⊢ (𝜑 → ((𝑀‘𝑋) − (𝑀‘𝑌)) = (𝑋 − 𝑌)) |
| 18 | 17 | eqcomd 2735 | . . 3 ⊢ (𝜑 → (𝑋 − 𝑌) = ((𝑀‘𝑋) − (𝑀‘𝑌))) |
| 19 | 1, 2, 3, 9, 10, 5, 11, 12, 7, 8 | miriso 28573 | . . . 4 ⊢ (𝜑 → ((𝑀‘𝑌) − (𝑀‘𝑍)) = (𝑌 − 𝑍)) |
| 20 | 19 | eqcomd 2735 | . . 3 ⊢ (𝜑 → (𝑌 − 𝑍) = ((𝑀‘𝑌) − (𝑀‘𝑍))) |
| 21 | 1, 2, 3, 9, 10, 5, 11, 12, 8, 6 | miriso 28573 | . . . 4 ⊢ (𝜑 → ((𝑀‘𝑍) − (𝑀‘𝑋)) = (𝑍 − 𝑋)) |
| 22 | 21 | eqcomd 2735 | . . 3 ⊢ (𝜑 → (𝑍 − 𝑋) = ((𝑀‘𝑍) − (𝑀‘𝑋))) |
| 23 | 1, 2, 4, 5, 6, 7, 8, 14, 15, 16, 18, 20, 22 | trgcgr 28419 | . 2 ⊢ (𝜑 → 〈“𝑋𝑌𝑍”〉(cgrG‘𝐺)〈“(𝑀‘𝑋)(𝑀‘𝑌)(𝑀‘𝑍)”〉) |
| 24 | mirbtwni.b | . 2 ⊢ (𝜑 → 𝑌 ∈ (𝑋𝐼𝑍)) | |
| 25 | 1, 2, 3, 4, 5, 6, 7, 8, 14, 15, 16, 23, 24 | tgbtwnxfr 28433 | 1 ⊢ (𝜑 → (𝑀‘𝑌) ∈ ((𝑀‘𝑋)𝐼(𝑀‘𝑍))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 ‘cfv 6499 (class class class)co 7369 Basecbs 17155 distcds 17205 TarskiGcstrkg 28330 Itvcitv 28336 LineGclng 28337 cgrGccgrg 28413 pInvGcmir 28555 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5229 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-cnex 11100 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3351 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4868 df-int 4907 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6262 df-ord 6323 df-on 6324 df-lim 6325 df-suc 6326 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-om 7823 df-1st 7947 df-2nd 7948 df-frecs 8237 df-wrecs 8268 df-recs 8317 df-rdg 8355 df-1o 8411 df-oadd 8415 df-er 8648 df-pm 8779 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-dju 9830 df-card 9868 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-nn 12163 df-2 12225 df-3 12226 df-n0 12419 df-xnn0 12492 df-z 12506 df-uz 12770 df-fz 13445 df-fzo 13592 df-hash 14272 df-word 14455 df-concat 14512 df-s1 14537 df-s2 14790 df-s3 14791 df-trkgc 28351 df-trkgb 28352 df-trkgcb 28353 df-trkg 28356 df-cgrg 28414 df-mir 28556 |
| This theorem is referenced by: mirbtwnb 28575 mirmir2 28577 mirhl 28582 mirauto 28587 krippenlem 28593 colperpexlem1 28633 opphllem2 28651 |
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