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| Mirrors > Home > MPE Home > Th. List > tgbtwnconnln2 | Structured version Visualization version GIF version | ||
| Description: Derive colinearity from betweenness. (Contributed by Thierry Arnoux, 17-May-2019.) |
| Ref | Expression |
|---|---|
| tgbtwnconn.p | ⊢ 𝑃 = (Base‘𝐺) |
| tgbtwnconn.i | ⊢ 𝐼 = (Itv‘𝐺) |
| tgbtwnconn.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| tgbtwnconn.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
| tgbtwnconn.b | ⊢ (𝜑 → 𝐵 ∈ 𝑃) |
| tgbtwnconn.c | ⊢ (𝜑 → 𝐶 ∈ 𝑃) |
| tgbtwnconn.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| tgbtwnconnln1.l | ⊢ 𝐿 = (LineG‘𝐺) |
| tgbtwnconnln1.1 | ⊢ (𝜑 → 𝐴 ≠ 𝐵) |
| tgbtwnconnln1.2 | ⊢ (𝜑 → 𝐵 ∈ (𝐴𝐼𝐶)) |
| tgbtwnconnln1.3 | ⊢ (𝜑 → 𝐵 ∈ (𝐴𝐼𝐷)) |
| Ref | Expression |
|---|---|
| tgbtwnconnln2 | ⊢ (𝜑 → (𝐵 ∈ (𝐶𝐿𝐷) ∨ 𝐶 = 𝐷)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tgbtwnconn.p | . . 3 ⊢ 𝑃 = (Base‘𝐺) | |
| 2 | tgbtwnconnln1.l | . . 3 ⊢ 𝐿 = (LineG‘𝐺) | |
| 3 | tgbtwnconn.i | . . 3 ⊢ 𝐼 = (Itv‘𝐺) | |
| 4 | tgbtwnconn.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 5 | 4 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐶 ∈ (𝐵𝐼𝐷)) → 𝐺 ∈ TarskiG) |
| 6 | tgbtwnconn.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 7 | 6 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐶 ∈ (𝐵𝐼𝐷)) → 𝐶 ∈ 𝑃) |
| 8 | tgbtwnconn.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 9 | 8 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐶 ∈ (𝐵𝐼𝐷)) → 𝐷 ∈ 𝑃) |
| 10 | tgbtwnconn.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 11 | 10 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐶 ∈ (𝐵𝐼𝐷)) → 𝐵 ∈ 𝑃) |
| 12 | simpr 484 | . . 3 ⊢ ((𝜑 ∧ 𝐶 ∈ (𝐵𝐼𝐷)) → 𝐶 ∈ (𝐵𝐼𝐷)) | |
| 13 | 1, 2, 3, 5, 7, 9, 11, 12 | btwncolg2 28609 | . 2 ⊢ ((𝜑 ∧ 𝐶 ∈ (𝐵𝐼𝐷)) → (𝐵 ∈ (𝐶𝐿𝐷) ∨ 𝐶 = 𝐷)) |
| 14 | 4 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ∈ (𝐵𝐼𝐶)) → 𝐺 ∈ TarskiG) |
| 15 | 6 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ∈ (𝐵𝐼𝐶)) → 𝐶 ∈ 𝑃) |
| 16 | 8 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ∈ (𝐵𝐼𝐶)) → 𝐷 ∈ 𝑃) |
| 17 | 10 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ∈ (𝐵𝐼𝐶)) → 𝐵 ∈ 𝑃) |
| 18 | eqid 2735 | . . . 4 ⊢ (dist‘𝐺) = (dist‘𝐺) | |
| 19 | simpr 484 | . . . 4 ⊢ ((𝜑 ∧ 𝐷 ∈ (𝐵𝐼𝐶)) → 𝐷 ∈ (𝐵𝐼𝐶)) | |
| 20 | 1, 18, 3, 14, 17, 16, 15, 19 | tgbtwncom 28541 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ∈ (𝐵𝐼𝐶)) → 𝐷 ∈ (𝐶𝐼𝐵)) |
| 21 | 1, 2, 3, 14, 15, 16, 17, 20 | btwncolg3 28610 | . 2 ⊢ ((𝜑 ∧ 𝐷 ∈ (𝐵𝐼𝐶)) → (𝐵 ∈ (𝐶𝐿𝐷) ∨ 𝐶 = 𝐷)) |
| 22 | tgbtwnconn.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 23 | tgbtwnconnln1.1 | . . 3 ⊢ (𝜑 → 𝐴 ≠ 𝐵) | |
| 24 | tgbtwnconnln1.2 | . . 3 ⊢ (𝜑 → 𝐵 ∈ (𝐴𝐼𝐶)) | |
| 25 | tgbtwnconnln1.3 | . . 3 ⊢ (𝜑 → 𝐵 ∈ (𝐴𝐼𝐷)) | |
| 26 | 1, 3, 4, 22, 10, 6, 8, 23, 24, 25 | tgbtwnconn2 28629 | . 2 ⊢ (𝜑 → (𝐶 ∈ (𝐵𝐼𝐷) ∨ 𝐷 ∈ (𝐵𝐼𝐶))) |
| 27 | 13, 21, 26 | mpjaodan 961 | 1 ⊢ (𝜑 → (𝐵 ∈ (𝐶𝐿𝐷) ∨ 𝐶 = 𝐷)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∨ wo 848 = wceq 1542 ∈ wcel 2114 ≠ wne 2931 ‘cfv 6491 (class class class)co 7358 Basecbs 17138 distcds 17188 TarskiGcstrkg 28480 Itvcitv 28486 LineGclng 28487 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2183 ax-ext 2707 ax-rep 5223 ax-sep 5240 ax-nul 5250 ax-pow 5309 ax-pr 5376 ax-un 7680 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2932 df-nel 3036 df-ral 3051 df-rex 3060 df-reu 3350 df-rab 3399 df-v 3441 df-sbc 3740 df-csb 3849 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-pss 3920 df-nul 4285 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-tp 4584 df-op 4586 df-uni 4863 df-int 4902 df-iun 4947 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5518 df-eprel 5523 df-po 5531 df-so 5532 df-fr 5576 df-we 5578 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6258 df-ord 6319 df-on 6320 df-lim 6321 df-suc 6322 df-iota 6447 df-fun 6493 df-fn 6494 df-f 6495 df-f1 6496 df-fo 6497 df-f1o 6498 df-fv 6499 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-oadd 8401 df-er 8635 df-pm 8768 df-en 8886 df-dom 8887 df-sdom 8888 df-fin 8889 df-dju 9815 df-card 9853 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12148 df-2 12210 df-3 12211 df-n0 12404 df-xnn0 12477 df-z 12491 df-uz 12754 df-fz 13426 df-fzo 13573 df-hash 14256 df-word 14439 df-concat 14496 df-s1 14522 df-s2 14773 df-s3 14774 df-trkgc 28501 df-trkgb 28502 df-trkgcb 28503 df-trkg 28506 df-cgrg 28564 |
| This theorem is referenced by: tglineeltr 28684 |
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