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Mirrors > Home > MPE Home > Th. List > Mathboxes > inlinecirc02preu | Structured version Visualization version GIF version |
Description: Intersection of a line with a circle: A line passing through a point within a circle around the origin intersects the circle at exactly two different points, expressed with restricted uniqueness (and without the definition of proper pairs). (Contributed by AV, 16-May-2023.) |
Ref | Expression |
---|---|
inlinecirc02p.i | ⊢ 𝐼 = {1, 2} |
inlinecirc02p.e | ⊢ 𝐸 = (ℝ^‘𝐼) |
inlinecirc02p.p | ⊢ 𝑃 = (ℝ ↑m 𝐼) |
inlinecirc02p.s | ⊢ 𝑆 = (Sphere‘𝐸) |
inlinecirc02p.0 | ⊢ 0 = (𝐼 × {0}) |
inlinecirc02p.l | ⊢ 𝐿 = (LineM‘𝐸) |
inlinecirc02p.d | ⊢ 𝐷 = (dist‘𝐸) |
Ref | Expression |
---|---|
inlinecirc02preu | ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌) ∧ (𝑅 ∈ ℝ+ ∧ (𝑋𝐷 0 ) < 𝑅)) → ∃!𝑝 ∈ 𝒫 𝑃((♯‘𝑝) = 2 ∧ 𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | inlinecirc02p.i | . . . 4 ⊢ 𝐼 = {1, 2} | |
2 | inlinecirc02p.e | . . . 4 ⊢ 𝐸 = (ℝ^‘𝐼) | |
3 | inlinecirc02p.p | . . . 4 ⊢ 𝑃 = (ℝ ↑m 𝐼) | |
4 | inlinecirc02p.s | . . . 4 ⊢ 𝑆 = (Sphere‘𝐸) | |
5 | inlinecirc02p.0 | . . . 4 ⊢ 0 = (𝐼 × {0}) | |
6 | inlinecirc02p.l | . . . 4 ⊢ 𝐿 = (LineM‘𝐸) | |
7 | inlinecirc02p.d | . . . 4 ⊢ 𝐷 = (dist‘𝐸) | |
8 | 1, 2, 3, 4, 5, 6, 7 | inlinecirc02p 46021 | . . 3 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌) ∧ (𝑅 ∈ ℝ+ ∧ (𝑋𝐷 0 ) < 𝑅)) → (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)) ∈ (Pairsproper‘𝑃)) |
9 | reueq 3667 | . . 3 ⊢ ((( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)) ∈ (Pairsproper‘𝑃) ↔ ∃!𝑝 ∈ (Pairsproper‘𝑃)𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌))) | |
10 | 8, 9 | sylib 217 | . 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌) ∧ (𝑅 ∈ ℝ+ ∧ (𝑋𝐷 0 ) < 𝑅)) → ∃!𝑝 ∈ (Pairsproper‘𝑃)𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌))) |
11 | 3 | ovexi 7289 | . . 3 ⊢ 𝑃 ∈ V |
12 | prprreueq 44860 | . . 3 ⊢ (𝑃 ∈ V → (∃!𝑝 ∈ (Pairsproper‘𝑃)𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)) ↔ ∃!𝑝 ∈ 𝒫 𝑃((♯‘𝑝) = 2 ∧ 𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌))))) | |
13 | 11, 12 | mp1i 13 | . 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌) ∧ (𝑅 ∈ ℝ+ ∧ (𝑋𝐷 0 ) < 𝑅)) → (∃!𝑝 ∈ (Pairsproper‘𝑃)𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)) ↔ ∃!𝑝 ∈ 𝒫 𝑃((♯‘𝑝) = 2 ∧ 𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌))))) |
14 | 10, 13 | mpbid 231 | 1 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌) ∧ (𝑅 ∈ ℝ+ ∧ (𝑋𝐷 0 ) < 𝑅)) → ∃!𝑝 ∈ 𝒫 𝑃((♯‘𝑝) = 2 ∧ 𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 ∃!wreu 3065 Vcvv 3422 ∩ cin 3882 𝒫 cpw 4530 {csn 4558 {cpr 4560 class class class wbr 5070 × cxp 5578 ‘cfv 6418 (class class class)co 7255 ↑m cmap 8573 ℝcr 10801 0cc0 10802 1c1 10803 < clt 10940 2c2 11958 ℝ+crp 12659 ♯chash 13972 distcds 16897 ℝ^crrx 24452 Pairspropercprpr 44852 LineMcline 45961 Spherecsph 45962 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-inf2 9329 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 ax-pre-sup 10880 ax-addf 10881 ax-mulf 10882 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-int 4877 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-se 5536 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-isom 6427 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-of 7511 df-om 7688 df-1st 7804 df-2nd 7805 df-supp 7949 df-tpos 8013 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-1o 8267 df-2o 8268 df-oadd 8271 df-er 8456 df-map 8575 df-ixp 8644 df-en 8692 df-dom 8693 df-sdom 8694 df-fin 8695 df-fsupp 9059 df-sup 9131 df-oi 9199 df-dju 9590 df-card 9628 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-div 11563 df-nn 11904 df-2 11966 df-3 11967 df-4 11968 df-5 11969 df-6 11970 df-7 11971 df-8 11972 df-9 11973 df-n0 12164 df-z 12250 df-dec 12367 df-uz 12512 df-rp 12660 df-xneg 12777 df-xadd 12778 df-xmul 12779 df-ico 13014 df-icc 13015 df-fz 13169 df-fzo 13312 df-seq 13650 df-exp 13711 df-hash 13973 df-cj 14738 df-re 14739 df-im 14740 df-sqrt 14874 df-abs 14875 df-clim 15125 df-sum 15326 df-struct 16776 df-sets 16793 df-slot 16811 df-ndx 16823 df-base 16841 df-ress 16868 df-plusg 16901 df-mulr 16902 df-starv 16903 df-sca 16904 df-vsca 16905 df-ip 16906 df-tset 16907 df-ple 16908 df-ds 16910 df-unif 16911 df-hom 16912 df-cco 16913 df-0g 17069 df-gsum 17070 df-prds 17075 df-pws 17077 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-mhm 18345 df-grp 18495 df-minusg 18496 df-sbg 18497 df-subg 18667 df-ghm 18747 df-cntz 18838 df-cmn 19303 df-abl 19304 df-mgp 19636 df-ur 19653 df-ring 19700 df-cring 19701 df-oppr 19777 df-dvdsr 19798 df-unit 19799 df-invr 19829 df-dvr 19840 df-rnghom 19874 df-drng 19908 df-field 19909 df-subrg 19937 df-staf 20020 df-srng 20021 df-lmod 20040 df-lss 20109 df-sra 20349 df-rgmod 20350 df-xmet 20503 df-met 20504 df-cnfld 20511 df-refld 20722 df-dsmm 20849 df-frlm 20864 df-nm 23644 df-tng 23646 df-tcph 24238 df-rrx 24454 df-ehl 24455 df-prpr 44853 df-line 45963 df-sph 45964 |
This theorem is referenced by: (None) |
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