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Theorem lmimot 28866

Description: Line mirroring is a motion of the geometric space. Theorem 10.11 of [Schwabhauser] p. 90. (Contributed by Thierry Arnoux, 15-Dec-2019.)

**Hypotheses**
Ref	Expression
ismid.p	⊢ 𝑃 = (Base‘𝐺)
ismid.d	⊢ − = (dist‘𝐺)
ismid.i	⊢ 𝐼 = (Itv‘𝐺)
ismid.g	⊢ (𝜑 → 𝐺 ∈ TarskiG)
ismid.1	⊢ (𝜑 → 𝐺Dim_TarskiG≥2)
lmif.m	⊢ 𝑀 = ((lInvG‘𝐺)‘𝐷)
lmif.l	⊢ 𝐿 = (LineG‘𝐺)
lmif.d	⊢ (𝜑 → 𝐷 ∈ ran 𝐿)

**Assertion**
Ref	Expression
lmimot	⊢ (𝜑 → 𝑀 ∈ (𝐺Ismt𝐺))

Proof of Theorem lmimot Dummy variables 𝑎 𝑏 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		ismid.p	. . 3 ⊢ 𝑃 = (Base‘𝐺)
2		ismid.d	. . 3 ⊢ − = (dist‘𝐺)
3		ismid.i	. . 3 ⊢ 𝐼 = (Itv‘𝐺)
4		ismid.g	. . 3 ⊢ (𝜑 → 𝐺 ∈ TarskiG)
5		ismid.1	. . 3 ⊢ (𝜑 → 𝐺Dim_TarskiG≥2)
6		lmif.m	. . 3 ⊢ 𝑀 = ((lInvG‘𝐺)‘𝐷)
7		lmif.l	. . 3 ⊢ 𝐿 = (LineG‘𝐺)
8		lmif.d	. . 3 ⊢ (𝜑 → 𝐷 ∈ ran 𝐿)
9	1, 2, 3, 4, 5, 6, 7, 8	lmif1o 28863	. 2 ⊢ (𝜑 → 𝑀:𝑃–1-1-onto→𝑃)
10	4	adantr 480	. . . 4 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑃 ∧ 𝑏 ∈ 𝑃)) → 𝐺 ∈ TarskiG)
11	5	adantr 480	. . . 4 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑃 ∧ 𝑏 ∈ 𝑃)) → 𝐺Dim_TarskiG≥2)
12	8	adantr 480	. . . 4 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑃 ∧ 𝑏 ∈ 𝑃)) → 𝐷 ∈ ran 𝐿)
13		simprl 771	. . . 4 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑃 ∧ 𝑏 ∈ 𝑃)) → 𝑎 ∈ 𝑃)
14		simprr 773	. . . 4 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑃 ∧ 𝑏 ∈ 𝑃)) → 𝑏 ∈ 𝑃)
15	1, 2, 3, 10, 11, 6, 7, 12, 13, 14	lmiiso 28865	. . 3 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑃 ∧ 𝑏 ∈ 𝑃)) → ((𝑀‘𝑎) − (𝑀‘𝑏)) = (𝑎 − 𝑏))
16	15	ralrimivva 3181	. 2 ⊢ (𝜑 → ∀𝑎 ∈ 𝑃 ∀𝑏 ∈ 𝑃 ((𝑀‘𝑎) − (𝑀‘𝑏)) = (𝑎 − 𝑏))
17	1, 2	ismot 28603	. . 3 ⊢ (𝐺 ∈ TarskiG → (𝑀 ∈ (𝐺Ismt𝐺) ↔ (𝑀:𝑃–1-1-onto→𝑃 ∧ ∀𝑎 ∈ 𝑃 ∀𝑏 ∈ 𝑃 ((𝑀‘𝑎) − (𝑀‘𝑏)) = (𝑎 − 𝑏))))
18	4, 17	syl 17	. 2 ⊢ (𝜑 → (𝑀 ∈ (𝐺Ismt𝐺) ↔ (𝑀:𝑃–1-1-onto→𝑃 ∧ ∀𝑎 ∈ 𝑃 ∀𝑏 ∈ 𝑃 ((𝑀‘𝑎) − (𝑀‘𝑏)) = (𝑎 − 𝑏))))
19	9, 16, 18	mpbir2and 714	1 ⊢ (𝜑 → 𝑀 ∈ (𝐺Ismt𝐺))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∀wral 3052 class class class wbr 5086 ran crn 5632 –1-1-onto→wf1o 6498 ‘cfv 6499 (class class class)co 7367 2c2 12236 Basecbs 17179 distcds 17229 TarskiGcstrkg 28495 Dim_TarskiG≥cstrkgld 28499 Itvcitv 28501 LineGclng 28502 Ismtcismt 28600 lInvGclmi 28841

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 5213 ax-sep 5232 ax-nul 5242 ax-pow 5308 ax-pr 5376 ax-un 7689 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 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6266 df-ord 6327 df-on 6328 df-lim 6329 df-suc 6330 df-iota 6455 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-oadd 8409 df-er 8643 df-map 8775 df-pm 8776 df-en 8894 df-dom 8895 df-sdom 8896 df-fin 8897 df-dju 9825 df-card 9863 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-2 12244 df-3 12245 df-n0 12438 df-xnn0 12511 df-z 12525 df-uz 12789 df-fz 13462 df-fzo 13609 df-hash 14293 df-word 14476 df-concat 14533 df-s1 14559 df-s2 14810 df-s3 14811 df-trkgc 28516 df-trkgb 28517 df-trkgcb 28518 df-trkgld 28520 df-trkg 28521 df-cgrg 28579 df-ismt 28601 df-leg 28651 df-mir 28721 df-rag 28762 df-perpg 28764 df-mid 28842 df-lmi 28843

This theorem is referenced by: hypcgrlem2 28868

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