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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 490 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → 𝑋 = 𝑌) | |
| 2 | 1 | fveq2d 6882 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑋) = (𝑀‘𝑌)) |
| 3 | mirplncl.p | . . . . 5 ⊢ 𝑃 = (Base‘𝐺) | |
| 4 | eqid 2760 | . . . . 5 ⊢ (dist‘𝐺) = (dist‘𝐺) | |
| 5 | eqid 2760 | . . . . 5 ⊢ (Itv‘𝐺) = (Itv‘𝐺) | |
| 6 | eqid 2760 | . . . . 5 ⊢ (LineG‘𝐺) = (LineG‘𝐺) | |
| 7 | mirplncl.s | . . . . 5 ⊢ 𝑆 = (pInvG‘𝐺) | |
| 8 | mirplncl.g | . . . . . 6 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 9 | 8 | adantr 486 | . . . . 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 29136 | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ 𝑃) |
| 14 | 13 | adantr 486 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → 𝑋 ∈ 𝑃) |
| 15 | mirplncl.1 | . . . . 5 ⊢ 𝑀 = (𝑆‘𝑋) | |
| 16 | 3, 4, 5, 6, 7, 9, 14, 15 | mircinv 29019 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑋) = 𝑋) |
| 17 | 2, 16 | eqtr3d 2797 | . . 3 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑌) = 𝑋) |
| 18 | 12 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → 𝑋 ∈ 𝐻) |
| 19 | 17, 18 | eqeltrd 2860 | . 2 ⊢ ((𝜑 ∧ 𝑋 = 𝑌) → (𝑀‘𝑌) ∈ 𝐻) |
| 20 | 8 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝐺 ∈ TarskiG) |
| 21 | 11 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝐻 ∈ ran 𝐸) |
| 22 | 12 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ∈ 𝐻) |
| 23 | mirplncl.y | . . . . 5 ⊢ (𝜑 → 𝑌 ∈ 𝐻) | |
| 24 | 23 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑌 ∈ 𝐻) |
| 25 | simpr 490 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ≠ 𝑌) | |
| 26 | 3, 5, 6, 10, 20, 21, 22, 24, 25 | lnssplng1 29150 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑋(LineG‘𝐺)𝑌) ⊆ 𝐻) |
| 27 | 13 | adantr 486 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ∈ 𝑃) |
| 28 | 3, 5, 6, 10, 8, 11, 23 | plngrnssp 29136 | . . . . . 6 ⊢ (𝜑 → 𝑌 ∈ 𝑃) |
| 29 | 28 | adantr 486 | . . . . 5 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑌 ∈ 𝑃) |
| 30 | 3, 5, 6, 20, 27, 29, 25 | tgelrnln 28977 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑋(LineG‘𝐺)𝑌) ∈ ran (LineG‘𝐺)) |
| 31 | 3, 5, 6, 20, 27, 29, 25 | tglinerflx1 28980 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑋 ∈ (𝑋(LineG‘𝐺)𝑌)) |
| 32 | 3, 5, 6, 20, 27, 29, 25 | tglinerflx2 28981 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → 𝑌 ∈ (𝑋(LineG‘𝐺)𝑌)) |
| 33 | 3, 4, 5, 6, 7, 20, 15, 30, 31, 32 | mirln 29027 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑀‘𝑌) ∈ (𝑋(LineG‘𝐺)𝑌)) |
| 34 | 26, 33 | sseldd 3932 | . 2 ⊢ ((𝜑 ∧ 𝑋 ≠ 𝑌) → (𝑀‘𝑌) ∈ 𝐻) |
| 35 | 19, 34 | pm2.61dane 3042 | 1 ⊢ (𝜑 → (𝑀‘𝑌) ∈ 𝐻) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ≠ wne 2955 ran crn 5656 ‘cfv 6533 (class class class)co 7413 Basecbs 17301 distcds 17351 TarskiGcstrkg 28768 Itvcitv 28774 LineGclng 28775 pInvGcmir 29003 hlGcplng 29130 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7736 ax-cnex 11180 ax-resscn 11181 ax-1cn 11182 ax-icn 11183 ax-addcl 11184 ax-addrcl 11185 ax-mulcl 11186 ax-mulrcl 11187 ax-mulcom 11188 ax-addass 11189 ax-mulass 11190 ax-distr 11191 ax-i2m1 11192 ax-1ne0 11193 ax-1rid 11194 ax-rnegex 11195 ax-rrecex 11196 ax-cnre 11197 ax-pre-lttri 11198 ax-pre-lttrn 11199 ax-pre-ltadd 11200 ax-pre-mulgt0 11201 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 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 7370 df-ov 7416 df-oprab 7417 df-mpo 7418 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-1o 8455 df-oadd 8459 df-er 8696 df-map 8828 df-pm 8829 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-dju 9906 df-card 9944 df-pnf 11269 df-mnf 11270 df-xr 11271 df-ltxr 11272 df-le 11273 df-sub 11467 df-neg 11468 df-nn 12258 df-2 12327 df-3 12328 df-n0 12529 df-xnn0 12602 df-z 12616 df-uz 12888 df-fz 13562 df-fzo 13710 df-hash 14395 df-word 14579 df-concat 14636 df-s1 14663 df-s2 14919 df-s3 14920 df-trkgc 28789 df-trkgb 28790 df-trkgcb 28791 df-trkgld 28793 df-trkg 28794 df-cgrg 28853 df-leg 28925 df-hlg 28943 df-mir 29004 df-rag 29048 df-perpg 29050 df-hpg 29115 df-plng 29131 |
| This theorem is used by: perpeq 29227 prlngmid2 29318 |
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