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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 29167 | . . 3 ⊢ (𝜑 → 𝑀:𝑃⟶𝑃) |
| 10 | 9 | ffnd 6707 | . 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 29171 | . . . 4 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑃) → (𝑀‘(𝑀‘𝑏)) = 𝑏) |
| 16 | 15 | ralrimiva 3156 | . . 3 ⊢ (𝜑 → ∀𝑏 ∈ 𝑃 (𝑀‘(𝑀‘𝑏)) = 𝑏) |
| 17 | nvocnv 7285 | . . 3 ⊢ ((𝑀:𝑃⟶𝑃 ∧ ∀𝑏 ∈ 𝑃 (𝑀‘(𝑀‘𝑏)) = 𝑏) → ◡𝑀 = 𝑀) | |
| 18 | 9, 16, 17 | syl2anc 596 | . 2 ⊢ (𝜑 → ◡𝑀 = 𝑀) |
| 19 | nvof1o 7284 | . 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 3078 class class class wbr 5107 ◡ccnv 5658 ran crn 5660 Fn wfn 6532 ⟶wf 6533 –1-1-onto→wf1o 6536 ‘cfv 6537 2c2 12322 Basecbs 17305 distcds 17355 TarskiGcstrkg 28766 DimTarskiG≥cstrkgld 28770 Itvcitv 28772 LineGclng 28773 lInvGclmi 29155 |
| 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 2215 ax-ext 2734 ax-rep 5236 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7739 ax-cnex 11183 ax-resscn 11184 ax-1cn 11185 ax-icn 11186 ax-addcl 11187 ax-addrcl 11188 ax-mulcl 11189 ax-mulrcl 11190 ax-mulcom 11191 ax-addass 11192 ax-mulass 11193 ax-distr 11194 ax-i2m1 11195 ax-1ne0 11196 ax-1rid 11197 ax-rnegex 11198 ax-rrecex 11199 ax-cnre 11200 ax-pre-lttri 11201 ax-pre-lttrn 11202 ax-pre-ltadd 11203 ax-pre-mulgt0 11204 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-tp 4592 df-op 4594 df-uni 4871 df-int 4911 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-tr 5217 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 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7866 df-1st 7989 df-2nd 7990 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-1o 8458 df-oadd 8462 df-er 8699 df-map 8831 df-pm 8832 df-en 8956 df-dom 8957 df-sdom 8958 df-fin 8959 df-dju 9909 df-card 9947 df-pnf 11272 df-mnf 11273 df-xr 11274 df-ltxr 11275 df-le 11276 df-sub 11470 df-neg 11471 df-nn 12261 df-2 12330 df-3 12331 df-n0 12532 df-xnn0 12605 df-z 12619 df-uz 12891 df-fz 13564 df-fzo 13712 df-hash 14397 df-word 14581 df-concat 14638 df-s1 14665 df-s2 14921 df-s3 14922 df-trkgc 28787 df-trkgb 28788 df-trkgcb 28789 df-trkgld 28791 df-trkg 28792 df-cgrg 28851 df-leg 28923 df-mir 29002 df-rag 29046 df-perpg 29048 df-mid 29156 df-lmi 29157 |
| This theorem is used by: lmimot 29180 |
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