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| Mirrors > Home > MPE Home > Th. List > mirplncl | Structured version Visualization version GIF version | ||
| Description: The mirror of a point with regard to another point is in the same plane as the two points. (Contributed by Thierry Arnoux, 5-Jul-2026.) |
| Ref | Expression |
|---|---|
| mirplncl.p | ⊢ 𝑃 = (Base‘𝐺) |
| mirplncl.h | ⊢ 𝐸 = (hlG‘𝐺) |
| mirplncl.s | ⊢ 𝑆 = (pInvG‘𝐺) |
| mirplncl.1 | ⊢ 𝑀 = (𝑆‘𝑋) |
| mirplncl.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| mirplncl.2 | ⊢ (𝜑 → 𝐻 ∈ ran 𝐸) |
| mirplncl.x | ⊢ (𝜑 → 𝑋 ∈ 𝐻) |
| mirplncl.y | ⊢ (𝜑 → 𝑌 ∈ 𝐻) |
| Ref | Expression |
|---|---|
| mirplncl | ⊢ (𝜑 → (𝑀‘𝑌) ∈ 𝐻) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 489 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → 𝑋 = 𝑌) | |
| 2 | 1 | fveq2d 6883 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑋) = (𝑀‘𝑌)) |
| 3 | mirplncl.p | . . . . 5 ⊢ 𝑃 = (Base‘𝐺) | |
| 4 | eqid 2769 | . . . . 5 ⊢ (dist‘𝐺) = (dist‘𝐺) | |
| 5 | eqid 2769 | . . . . 5 ⊢ (Itv‘𝐺) = (Itv‘𝐺) | |
| 6 | eqid 2769 | . . . . 5 ⊢ (LineG‘𝐺) = (LineG‘𝐺) | |
| 7 | mirplncl.s | . . . . 5 ⊢ 𝑆 = (pInvG‘𝐺) | |
| 8 | mirplncl.g | . . . . . 6 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 9 | 8 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → 𝐺 ∈ TarskiG) |
| 10 | mirplncl.h | . . . . . . 7 ⊢ 𝐸 = (hlG‘𝐺) | |
| 11 | mirplncl.2 | . . . . . . 7 ⊢ (𝜑 → 𝐻 ∈ ran 𝐸) | |
| 12 | mirplncl.x | . . . . . . 7 ⊢ (𝜑 → 𝑋 ∈ 𝐻) | |
| 13 | 3, 5, 6, 10, 8, 11, 12 | plngrnssp 29015 | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ 𝑃) |
| 14 | 13 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → 𝑋 ∈ 𝑃) |
| 15 | mirplncl.1 | . . . . 5 ⊢ 𝑀 = (𝑆‘𝑋) | |
| 16 | 3, 4, 5, 6, 7, 9, 14, 15 | mircinv 28903 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑋) = 𝑋) |
| 17 | 2, 16 | eqtr3d 2806 | . . 3 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑌) = 𝑋) |
| 18 | 12 | adantr 485 | . . 3 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → 𝑋 ∈ 𝐻) |
| 19 | 17, 18 | eqeltrd 2869 | . 2 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑌) ∈ 𝐻) |
| 20 | 8 | adantr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝐺 ∈ TarskiG) |
| 21 | 11 | adantr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝐻 ∈ ran 𝐸) |
| 22 | 12 | adantr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ∈ 𝐻) |
| 23 | mirplncl.y | . . . . 5 ⊢ (𝜑 → 𝑌 ∈ 𝐻) | |
| 24 | 23 | adantr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑌 ∈ 𝐻) |
| 25 | simpr 489 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ≠ 𝑌) | |
| 26 | 3, 5, 6, 10, 20, 21, 22, 24, 25 | lnssplng1 29029 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑋(LineG‘𝐺)𝑌) ⊆ 𝐻) |
| 27 | 13 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ∈ 𝑃) |
| 28 | 3, 5, 6, 10, 8, 11, 23 | plngrnssp 29015 | . . . . . 6 ⊢ (𝜑 → 𝑌 ∈ 𝑃) |
| 29 | 28 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑌 ∈ 𝑃) |
| 30 | 3, 5, 6, 20, 27, 29, 25 | tgelrnln 28861 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑋(LineG‘𝐺)𝑌) ∈ ran (LineG‘𝐺)) |
| 31 | 3, 5, 6, 20, 27, 29, 25 | tglinerflx1 28864 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ∈ (𝑋(LineG‘𝐺)𝑌)) |
| 32 | 3, 5, 6, 20, 27, 29, 25 | tglinerflx2 28865 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑌 ∈ (𝑋(LineG‘𝐺)𝑌)) |
| 33 | 3, 4, 5, 6, 7, 20, 15, 30, 31, 32 | mirln 28911 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑀‘𝑌) ∈ (𝑋(LineG‘𝐺)𝑌)) |
| 34 | 26, 33 | sseldd 3946 | . 2 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑀‘𝑌) ∈ 𝐻) |
| 35 | 19, 34 | pm2.61dane 3051 | 1 ⊢ (𝜑 → (𝑀‘𝑌) ∈ 𝐻) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1567 ∈ wcel 2149 ≠ wne 2964 ran crn 5660 ‘cfv 6533 (class class class)co 7408 Basecbs 17265 distcds 17315 TarskiGcstrkg 28658 Itvcitv 28664 LineGclng 28665 pInvGcmir 28887 hlGcplng 29009 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5239 ax-sep 5258 ax-nul 5268 ax-pow 5334 ax-pr 5402 ax-un 7730 ax-cnex 11152 ax-resscn 11153 ax-1cn 11154 ax-icn 11155 ax-addcl 11156 ax-addrcl 11157 ax-mulcl 11158 ax-mulrcl 11159 ax-mulcom 11160 ax-addass 11161 ax-mulass 11162 ax-distr 11163 ax-i2m1 11164 ax-1ne0 11165 ax-1rid 11166 ax-rnegex 11167 ax-rrecex 11168 ax-cnre 11169 ax-pre-lttri 11170 ax-pre-lttrn 11171 ax-pre-ltadd 11172 ax-pre-mulgt0 11173 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4874 df-int 4914 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7859 df-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-oadd 8453 df-er 8690 df-map 8822 df-pm 8823 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-dju 9883 df-card 9921 df-pnf 11241 df-mnf 11242 df-xr 11243 df-ltxr 11244 df-le 11245 df-sub 11439 df-neg 11440 df-nn 12230 df-2 12299 df-3 12300 df-n0 12501 df-xnn0 12574 df-z 12588 df-uz 12859 df-fz 13532 df-fzo 13679 df-hash 14363 df-word 14547 df-concat 14604 df-s1 14630 df-s2 14881 df-s3 14882 df-trkgc 28679 df-trkgb 28680 df-trkgcb 28681 df-trkgld 28683 df-trkg 28684 df-cgrg 28742 df-leg 28814 df-hlg 28832 df-mir 28888 df-rag 28929 df-perpg 28931 df-hpg 28995 df-plng 29010 |
| This theorem is referenced by: perpeq 29102 |
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