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Mirrors > Home > MPE Home > Th. List > ragflat | Structured version Visualization version GIF version |
Description: Deduce equality from two right angles. Theorem 8.7 of [Schwabhauser] p. 58. (Contributed by Thierry Arnoux, 3-Sep-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) |
ragflat.1 | ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺)) |
ragflat.2 | ⊢ (𝜑 → 〈“𝐴𝐶𝐵”〉 ∈ (∟G‘𝐺)) |
Ref | Expression |
---|---|
ragflat | ⊢ (𝜑 → 𝐵 = 𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpr 476 | . 2 ⊢ ((𝜑 ∧ 𝐵 = 𝐶) → 𝐵 = 𝐶) | |
2 | israg.p | . . 3 ⊢ 𝑃 = (Base‘𝐺) | |
3 | israg.d | . . 3 ⊢ − = (dist‘𝐺) | |
4 | israg.i | . . 3 ⊢ 𝐼 = (Itv‘𝐺) | |
5 | israg.l | . . 3 ⊢ 𝐿 = (LineG‘𝐺) | |
6 | israg.s | . . 3 ⊢ 𝑆 = (pInvG‘𝐺) | |
7 | israg.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
8 | 7 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐺 ∈ TarskiG) |
9 | israg.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
10 | 9 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐴 ∈ 𝑃) |
11 | israg.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
12 | 11 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐵 ∈ 𝑃) |
13 | israg.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
14 | 13 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐶 ∈ 𝑃) |
15 | eqid 2610 | . . . 4 ⊢ (𝑆‘𝐶) = (𝑆‘𝐶) | |
16 | 2, 3, 4, 5, 6, 8, 14, 15, 10 | mircl 25356 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → ((𝑆‘𝐶)‘𝐴) ∈ 𝑃) |
17 | ragflat.1 | . . . 4 ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺)) | |
18 | 17 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺)) |
19 | 2, 3, 4, 5, 6, 8, 14, 15, 10 | mircgr 25352 | . . . . . 6 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (𝐶 − ((𝑆‘𝐶)‘𝐴)) = (𝐶 − 𝐴)) |
20 | 2, 3, 4, 8, 14, 16, 14, 10, 19 | tgcgrcomlr 25175 | . . . . 5 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (((𝑆‘𝐶)‘𝐴) − 𝐶) = (𝐴 − 𝐶)) |
21 | 2, 3, 4, 5, 6, 8, 10, 12, 14 | israg 25392 | . . . . . 6 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺) ↔ (𝐴 − 𝐶) = (𝐴 − ((𝑆‘𝐵)‘𝐶)))) |
22 | 18, 21 | mpbid 221 | . . . . 5 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (𝐴 − 𝐶) = (𝐴 − ((𝑆‘𝐵)‘𝐶))) |
23 | eqid 2610 | . . . . . . 7 ⊢ (𝑆‘𝐵) = (𝑆‘𝐵) | |
24 | 2, 3, 4, 5, 6, 8, 12, 23, 14 | mircl 25356 | . . . . . 6 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → ((𝑆‘𝐵)‘𝐶) ∈ 𝑃) |
25 | ragflat.2 | . . . . . . . . . 10 ⊢ (𝜑 → 〈“𝐴𝐶𝐵”〉 ∈ (∟G‘𝐺)) | |
26 | 25 | adantr 480 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 〈“𝐴𝐶𝐵”〉 ∈ (∟G‘𝐺)) |
27 | 2, 3, 4, 5, 6, 8, 10, 14, 12, 26 | ragcom 25393 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 〈“𝐵𝐶𝐴”〉 ∈ (∟G‘𝐺)) |
28 | simpr 476 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐵 ≠ 𝐶) | |
29 | 2, 3, 4, 5, 6, 8, 12, 23, 14 | mirbtwn 25353 | . . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐵 ∈ (((𝑆‘𝐵)‘𝐶)𝐼𝐶)) |
30 | 2, 3, 4, 8, 24, 12, 14, 29 | tgbtwncom 25183 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐵 ∈ (𝐶𝐼((𝑆‘𝐵)‘𝐶))) |
31 | 2, 5, 4, 8, 14, 24, 12, 30 | btwncolg1 25250 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (𝐵 ∈ (𝐶𝐿((𝑆‘𝐵)‘𝐶)) ∨ 𝐶 = ((𝑆‘𝐵)‘𝐶))) |
32 | 2, 3, 4, 5, 6, 8, 12, 14, 10, 24, 27, 28, 31 | ragcol 25394 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 〈“((𝑆‘𝐵)‘𝐶)𝐶𝐴”〉 ∈ (∟G‘𝐺)) |
33 | 2, 3, 4, 5, 6, 8, 24, 14, 10 | israg 25392 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (〈“((𝑆‘𝐵)‘𝐶)𝐶𝐴”〉 ∈ (∟G‘𝐺) ↔ (((𝑆‘𝐵)‘𝐶) − 𝐴) = (((𝑆‘𝐵)‘𝐶) − ((𝑆‘𝐶)‘𝐴)))) |
34 | 32, 33 | mpbid 221 | . . . . . 6 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (((𝑆‘𝐵)‘𝐶) − 𝐴) = (((𝑆‘𝐵)‘𝐶) − ((𝑆‘𝐶)‘𝐴))) |
35 | 2, 3, 4, 8, 24, 10, 24, 16, 34 | tgcgrcomlr 25175 | . . . . 5 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (𝐴 − ((𝑆‘𝐵)‘𝐶)) = (((𝑆‘𝐶)‘𝐴) − ((𝑆‘𝐵)‘𝐶))) |
36 | 20, 22, 35 | 3eqtrd 2648 | . . . 4 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (((𝑆‘𝐶)‘𝐴) − 𝐶) = (((𝑆‘𝐶)‘𝐴) − ((𝑆‘𝐵)‘𝐶))) |
37 | 2, 3, 4, 5, 6, 8, 16, 12, 14 | israg 25392 | . . . 4 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → (〈“((𝑆‘𝐶)‘𝐴)𝐵𝐶”〉 ∈ (∟G‘𝐺) ↔ (((𝑆‘𝐶)‘𝐴) − 𝐶) = (((𝑆‘𝐶)‘𝐴) − ((𝑆‘𝐵)‘𝐶)))) |
38 | 36, 37 | mpbird 246 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 〈“((𝑆‘𝐶)‘𝐴)𝐵𝐶”〉 ∈ (∟G‘𝐺)) |
39 | 2, 3, 4, 5, 6, 8, 14, 15, 10 | mirbtwn 25353 | . . . 4 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐶 ∈ (((𝑆‘𝐶)‘𝐴)𝐼𝐴)) |
40 | 2, 3, 4, 8, 16, 14, 10, 39 | tgbtwncom 25183 | . . 3 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐶 ∈ (𝐴𝐼((𝑆‘𝐶)‘𝐴))) |
41 | 2, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 38, 40 | ragflat2 25398 | . 2 ⊢ ((𝜑 ∧ 𝐵 ≠ 𝐶) → 𝐵 = 𝐶) |
42 | 1, 41 | pm2.61dane 2869 | 1 ⊢ (𝜑 → 𝐵 = 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 = wceq 1475 ∈ wcel 1977 ≠ wne 2780 ‘cfv 5804 (class class class)co 6549 〈“cs3 13438 Basecbs 15695 distcds 15777 TarskiGcstrkg 25129 Itvcitv 25135 LineGclng 25136 pInvGcmir 25347 ∟Gcrag 25388 |
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-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-rmo 2904 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-int 4411 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-1o 7447 df-oadd 7451 df-er 7629 df-map 7746 df-pm 7747 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-card 8648 df-cda 8873 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-n0 11170 df-xnn0 11241 df-z 11255 df-uz 11564 df-fz 12198 df-fzo 12335 df-hash 12980 df-word 13154 df-concat 13156 df-s1 13157 df-s2 13444 df-s3 13445 df-trkgc 25147 df-trkgb 25148 df-trkgcb 25149 df-trkg 25152 df-cgrg 25206 df-mir 25348 df-rag 25389 |
This theorem is referenced by: ragtriva 25400 footex 25413 foot 25414 |
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