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| Mirrors > Home > MPE Home > Th. List > mirrag | Structured version Visualization version GIF version | ||
| Description: Right angle is conserved by point inversion. (Contributed by Thierry Arnoux, 3-Nov-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) |
| ragmir.1 | ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺)) |
| mirrag.m | ⊢ 𝑀 = (𝑆‘𝐷) |
| mirrag.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| Ref | Expression |
|---|---|
| mirrag | ⊢ (𝜑 → 〈“(𝑀‘𝐴)(𝑀‘𝐵)(𝑀‘𝐶)”〉 ∈ (∟G‘𝐺)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | israg.p | . . . 4 ⊢ 𝑃 = (Base‘𝐺) | |
| 2 | israg.d | . . . 4 ⊢ − = (dist‘𝐺) | |
| 3 | israg.i | . . . 4 ⊢ 𝐼 = (Itv‘𝐺) | |
| 4 | israg.l | . . . 4 ⊢ 𝐿 = (LineG‘𝐺) | |
| 5 | israg.s | . . . 4 ⊢ 𝑆 = (pInvG‘𝐺) | |
| 6 | israg.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 7 | mirrag.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 8 | mirrag.m | . . . 4 ⊢ 𝑀 = (𝑆‘𝐷) | |
| 9 | israg.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 10 | israg.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 11 | israg.b | . . . . 5 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 12 | eqid 2765 | . . . . 5 ⊢ (𝑆‘𝐵) = (𝑆‘𝐵) | |
| 13 | 1, 2, 3, 4, 5, 6, 11, 12, 10 | mircl 28888 | . . . 4 ⊢ (𝜑 → ((𝑆‘𝐵)‘𝐶) ∈ 𝑃) |
| 14 | ragmir.1 | . . . . 5 ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺)) | |
| 15 | 1, 2, 3, 4, 5, 6, 9, 11, 10 | israg 28924 | . . . . 5 ⊢ (𝜑 → (〈“𝐴𝐵𝐶”〉 ∈ (∟G‘𝐺) ↔ (𝐴 − 𝐶) = (𝐴 − ((𝑆‘𝐵)‘𝐶)))) |
| 16 | 14, 15 | mpbid 235 | . . . 4 ⊢ (𝜑 → (𝐴 − 𝐶) = (𝐴 − ((𝑆‘𝐵)‘𝐶))) |
| 17 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 9, 13, 16 | mircgrs 28900 | . . 3 ⊢ (𝜑 → ((𝑀‘𝐴) − (𝑀‘𝐶)) = ((𝑀‘𝐴) − (𝑀‘((𝑆‘𝐵)‘𝐶)))) |
| 18 | 1, 2, 3, 4, 5, 6, 7, 8, 10, 11 | mirmir2 28901 | . . . 4 ⊢ (𝜑 → (𝑀‘((𝑆‘𝐵)‘𝐶)) = ((𝑆‘(𝑀‘𝐵))‘(𝑀‘𝐶))) |
| 19 | 18 | oveq2d 7416 | . . 3 ⊢ (𝜑 → ((𝑀‘𝐴) − (𝑀‘((𝑆‘𝐵)‘𝐶))) = ((𝑀‘𝐴) − ((𝑆‘(𝑀‘𝐵))‘(𝑀‘𝐶)))) |
| 20 | 17, 19 | eqtrd 2800 | . 2 ⊢ (𝜑 → ((𝑀‘𝐴) − (𝑀‘𝐶)) = ((𝑀‘𝐴) − ((𝑆‘(𝑀‘𝐵))‘(𝑀‘𝐶)))) |
| 21 | 1, 2, 3, 4, 5, 6, 7, 8, 9 | mircl 28888 | . . 3 ⊢ (𝜑 → (𝑀‘𝐴) ∈ 𝑃) |
| 22 | 1, 2, 3, 4, 5, 6, 7, 8, 11 | mircl 28888 | . . 3 ⊢ (𝜑 → (𝑀‘𝐵) ∈ 𝑃) |
| 23 | 1, 2, 3, 4, 5, 6, 7, 8, 10 | mircl 28888 | . . 3 ⊢ (𝜑 → (𝑀‘𝐶) ∈ 𝑃) |
| 24 | 1, 2, 3, 4, 5, 6, 21, 22, 23 | israg 28924 | . 2 ⊢ (𝜑 → (〈“(𝑀‘𝐴)(𝑀‘𝐵)(𝑀‘𝐶)”〉 ∈ (∟G‘𝐺) ↔ ((𝑀‘𝐴) − (𝑀‘𝐶)) = ((𝑀‘𝐴) − ((𝑆‘(𝑀‘𝐵))‘(𝑀‘𝐶))))) |
| 25 | 20, 24 | mpbird 260 | 1 ⊢ (𝜑 → 〈“(𝑀‘𝐴)(𝑀‘𝐵)(𝑀‘𝐶)”〉 ∈ (∟G‘𝐺)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1563 ∈ wcel 2145 ‘cfv 6525 (class class class)co 7400 〈“cs3 14867 Basecbs 17257 distcds 17307 TarskiGcstrkg 28650 Itvcitv 28656 LineGclng 28657 pInvGcmir 28879 ∟Gcrag 28920 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5231 ax-sep 5250 ax-nul 5260 ax-pow 5326 ax-pr 5394 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3370 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4868 df-int 4908 df-iun 4953 df-br 5105 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6291 df-ord 6352 df-on 6353 df-lim 6354 df-suc 6355 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-1st 7974 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-1o 8441 df-oadd 8445 df-er 8682 df-map 8814 df-pm 8815 df-en 8932 df-dom 8933 df-sdom 8934 df-fin 8935 df-dju 9875 df-card 9913 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-nn 12222 df-2 12291 df-3 12292 df-n0 12493 df-xnn0 12566 df-z 12580 df-uz 12851 df-fz 13524 df-fzo 13671 df-hash 14355 df-word 14539 df-concat 14596 df-s1 14622 df-s2 14873 df-s3 14874 df-trkgc 28671 df-trkgb 28672 df-trkgcb 28673 df-trkg 28676 df-cgrg 28734 df-mir 28880 df-rag 28921 |
| This theorem is referenced by: colperpexlem1 28957 hypcgrlem2 29048 hypcgr 29049 |
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