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| Mirrors > Home > MPE Home > Th. List > ragcol | Structured version Visualization version GIF version | ||
| Description: The right angle property is independent of the choice of point on one side. Theorem 8.3 of [Schwabhauser] p. 58. (Contributed by Thierry Arnoux, 25-Aug-2019.) |
| Ref | Expression |
|---|---|
| israg.p | ⊢ 𝑃 = (Base‘𝐺) |
| israg.d | ⊢ − = (dist‘𝐺) |
| israg.i | ⊢ 𝐼 = (Itv‘𝐺) |
| israg.l | ⊢ 𝐿 = (LineG‘𝐺) |
| israg.s | ⊢ 𝑆 = (pInvG‘𝐺) |
| israg.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| israg.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
| israg.b | ⊢ (𝜑 → 𝐵 ∈ 𝑃) |
| israg.c | ⊢ (𝜑 → 𝐶 ∈ 𝑃) |
| ragcol.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| ragcol.1 | ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺)) |
| ragcol.2 | ⊢ (𝜑 → 𝐴 ≠ 𝐵) |
| ragcol.3 | ⊢ (𝜑 → (𝐴 ∈ (𝐵𝐿𝐷) ∨ 𝐵 = 𝐷)) |
| Ref | Expression |
|---|---|
| ragcol | ⊢ (𝜑 → 〈“𝐷𝐵𝐶”〉 ∈ (∟G‘𝐺)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | israg.p | . . 3 ⊢ 𝑃 = (Base‘𝐺) | |
| 2 | israg.l | . . 3 ⊢ 𝐿 = (LineG‘𝐺) | |
| 3 | israg.i | . . 3 ⊢ 𝐼 = (Itv‘𝐺) | |
| 4 | israg.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 5 | israg.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 6 | israg.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 7 | ragcol.d | . . 3 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 8 | eqid 2737 | . . 3 ⊢ (cgrG‘𝐺) = (cgrG‘𝐺) | |
| 9 | israg.c | . . 3 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 10 | israg.d | . . . 4 ⊢ − = (dist‘𝐺) | |
| 11 | israg.s | . . . 4 ⊢ 𝑆 = (pInvG‘𝐺) | |
| 12 | eqid 2737 | . . . 4 ⊢ (𝑆‘𝐵) = (𝑆‘𝐵) | |
| 13 | 1, 10, 3, 2, 11, 4, 5, 12, 9 | mircl 28745 | . . 3 ⊢ (𝜑 → ((𝑆‘𝐵)‘𝐶) ∈ 𝑃) |
| 14 | ragcol.2 | . . . 4 ⊢ (𝜑 → 𝐴 ≠ 𝐵) | |
| 15 | 14 | necomd 2988 | . . 3 ⊢ (𝜑 → 𝐵 ≠ 𝐴) |
| 16 | ragcol.3 | . . 3 ⊢ (𝜑 → (𝐴 ∈ (𝐵𝐿𝐷) ∨ 𝐵 = 𝐷)) | |
| 17 | 1, 10, 3, 2, 11, 4, 5, 12, 9 | mircgr 28741 | . . . 4 ⊢ (𝜑 → (𝐵 − ((𝑆‘𝐵)‘𝐶)) = (𝐵 − 𝐶)) |
| 18 | 17 | eqcomd 2743 | . . 3 ⊢ (𝜑 → (𝐵 − 𝐶) = (𝐵 − ((𝑆‘𝐵)‘𝐶))) |
| 19 | ragcol.1 | . . . 4 ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺)) | |
| 20 | 1, 10, 3, 2, 11, 4, 6, 5, 9 | israg 28781 | . . . 4 ⊢ (𝜑 → (〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺) ↔ (𝐴 − 𝐶) = (𝐴 − ((𝑆‘𝐵)‘𝐶)))) |
| 21 | 19, 20 | mpbid 232 | . . 3 ⊢ (𝜑 → (𝐴 − 𝐶) = (𝐴 − ((𝑆‘𝐵)‘𝐶))) |
| 22 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 13, 10, 15, 16, 18, 21 | lncgr 28653 | . 2 ⊢ (𝜑 → (𝐷 − 𝐶) = (𝐷 − ((𝑆‘𝐵)‘𝐶))) |
| 23 | 1, 10, 3, 2, 11, 4, 7, 5, 9 | israg 28781 | . 2 ⊢ (𝜑 → (〈“𝐷𝐵𝐶”〉 ∈ (∟G‘𝐺) ↔ (𝐷 − 𝐶) = (𝐷 − ((𝑆‘𝐵)‘𝐶)))) |
| 24 | 22, 23 | mpbird 257 | 1 ⊢ (𝜑 → 〈“𝐷𝐵𝐶”〉 ∈ (∟G‘𝐺)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∨ wo 848 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ‘cfv 6500 (class class class)co 7368 〈“cs3 14777 Basecbs 17148 distcds 17198 TarskiGcstrkg 28511 Itvcitv 28517 LineGclng 28518 cgrGccgrg 28594 pInvGcmir 28736 ∟Gcrag 28777 |
| 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 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-1st 7943 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-1o 8407 df-oadd 8411 df-er 8645 df-map 8777 df-pm 8778 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-dju 9825 df-card 9863 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-2 12220 df-3 12221 df-n0 12414 df-xnn0 12487 df-z 12501 df-uz 12764 df-fz 13436 df-fzo 13583 df-hash 14266 df-word 14449 df-concat 14506 df-s1 14532 df-s2 14783 df-s3 14784 df-trkgc 28532 df-trkgb 28533 df-trkgcb 28534 df-trkg 28537 df-cgrg 28595 df-mir 28737 df-rag 28778 |
| This theorem is referenced by: ragflat 28788 ragflat3 28790 ragperp 28801 footexALT 28802 footexlem2 28804 colperpexlem1 28814 mideulem2 28818 opphllem 28819 |
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