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| Mirrors > Home > MPE Home > Th. List > lmif1o | Structured version Visualization version GIF version | ||
| Description: The line mirroring function 𝑀 is a bijection. Theorem 10.9 of [Schwabhauser] p. 89. (Contributed by Thierry Arnoux, 11-Dec-2019.) |
| Ref | Expression |
|---|---|
| ismid.p | ⊢ 𝑃 = (Base‘𝐺) |
| ismid.d | ⊢ − = (dist‘𝐺) |
| ismid.i | ⊢ 𝐼 = (Itv‘𝐺) |
| ismid.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| ismid.1 | ⊢ (𝜑 → 𝐺DimTarskiG≥2) |
| lmif.m | ⊢ 𝑀 = ((lInvG‘𝐺)‘𝐷) |
| lmif.l | ⊢ 𝐿 = (LineG‘𝐺) |
| lmif.d | ⊢ (𝜑 → 𝐷 ∈ ran 𝐿) |
| Ref | Expression |
|---|---|
| lmif1o | ⊢ (𝜑 → 𝑀:𝑃–1-1-onto→𝑃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ismid.p | . . . 4 ⊢ 𝑃 = (Base‘𝐺) | |
| 2 | ismid.d | . . . 4 ⊢ − = (dist‘𝐺) | |
| 3 | ismid.i | . . . 4 ⊢ 𝐼 = (Itv‘𝐺) | |
| 4 | ismid.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 5 | ismid.1 | . . . 4 ⊢ (𝜑 → 𝐺DimTarskiG≥2) | |
| 6 | lmif.m | . . . 4 ⊢ 𝑀 = ((lInvG‘𝐺)‘𝐷) | |
| 7 | lmif.l | . . . 4 ⊢ 𝐿 = (LineG‘𝐺) | |
| 8 | lmif.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ ran 𝐿) | |
| 9 | 1, 2, 3, 4, 5, 6, 7, 8 | lmif 29223 | . . 3 ⊢ (𝜑 → 𝑀:𝑃⟶𝑃) |
| 10 | 9 | ffnd 6698 | . 2 ⊢ (𝜑 → 𝑀 Fn 𝑃) |
| 11 | 4 | adantr 486 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑃) → 𝐺 ∈ TarskiG) |
| 12 | 5 | adantr 486 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑃) → 𝐺DimTarskiG≥2) |
| 13 | 8 | adantr 486 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑃) → 𝐷 ∈ ran 𝐿) |
| 14 | simpr 490 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑃) → 𝑏 ∈ 𝑃) | |
| 15 | 1, 2, 3, 11, 12, 6, 7, 13, 14 | lmilmi 29227 | . . . 4 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑃) → (𝑀‘(𝑀‘𝑏)) = 𝑏) |
| 16 | 15 | ralrimiva 3154 | . . 3 ⊢ (𝜑 → ∀𝑏 ∈ 𝑃 (𝑀‘(𝑀‘𝑏)) = 𝑏) |
| 17 | nvocnv 7277 | . . 3 ⊢ ((𝑀:𝑃⟶𝑃 ∧ ∀𝑏 ∈ 𝑃 (𝑀‘(𝑀‘𝑏)) = 𝑏) → ◡𝑀 = 𝑀) | |
| 18 | 9, 16, 17 | syl2anc 596 | . 2 ⊢ (𝜑 → ◡𝑀 = 𝑀) |
| 19 | nvof1o 7276 | . 2 ⊢ ((𝑀 Fn 𝑃 ∧ ◡𝑀 = 𝑀) → 𝑀:𝑃–1-1-onto→𝑃) | |
| 20 | 10, 18, 19 | syl2anc 596 | 1 ⊢ (𝜑 → 𝑀:𝑃–1-1-onto→𝑃) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∀wral 3076 class class class wbr 5102 ◡ccnv 5646 ran crn 5648 Fn wfn 6522 ⟶wf 6523 –1-1-onto→wf1o 6526 ‘cfv 6527 2c2 12366 Basecbs 17348 distcds 17398 TarskiGcstrkg 28822 DimTarskiG≥cstrkgld 28826 Itvcitv 28828 LineGclng 28829 lInvGclmi 29211 |
| 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 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7734 ax-cnex 11227 ax-resscn 11228 ax-1cn 11229 ax-icn 11230 ax-addcl 11231 ax-addrcl 11232 ax-mulcl 11233 ax-mulrcl 11234 ax-mulcom 11235 ax-addass 11236 ax-mulass 11237 ax-distr 11238 ax-i2m1 11239 ax-1ne0 11240 ax-1rid 11241 ax-rnegex 11242 ax-rrecex 11243 ax-cnre 11244 ax-pre-lttri 11245 ax-pre-lttrn 11246 ax-pre-ltadd 11247 ax-pre-mulgt0 11248 |
| 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 3739 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-pss 3918 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-tp 4588 df-op 4590 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6293 df-ord 6354 df-on 6355 df-lim 6356 df-suc 6357 df-iota 6483 df-fun 6529 df-fn 6530 df-f 6531 df-f1 6532 df-fo 6533 df-f1o 6534 df-fv 6535 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7861 df-1st 7984 df-2nd 7985 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8454 df-oadd 8458 df-er 8695 df-map 8827 df-pm 8828 df-en 8952 df-dom 8953 df-sdom 8954 df-fin 8955 df-dju 9953 df-card 9991 df-pnf 11316 df-mnf 11317 df-xr 11318 df-ltxr 11319 df-le 11320 df-sub 11514 df-neg 11515 df-nn 12305 df-2 12374 df-3 12375 df-n0 12576 df-xnn0 12649 df-z 12663 df-uz 12935 df-fz 13609 df-fzo 13757 df-hash 14442 df-word 14626 df-concat 14683 df-s1 14710 df-s2 14966 df-s3 14967 df-trkgc 28843 df-trkgb 28844 df-trkgcb 28845 df-trkgld 28847 df-trkg 28848 df-cgrg 28907 df-leg 28979 df-mir 29058 df-rag 29102 df-perpg 29104 df-mid 29212 df-lmi 29213 |
| This theorem is used by: lmimot 29236 |
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