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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 49595 | . . 3 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌) ∧ (𝑅 ∈ ℝ+ ∧ (𝑋𝐷 0 ) < 𝑅)) → (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)) ∈ (Pairsproper‘𝑃)) |
| 9 | reueq 3699 | . . 3 ⊢ ((( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)) ∈ (Pairsproper‘𝑃) ↔ ∃!𝑝 ∈ (Pairsproper‘𝑃)𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌))) | |
| 10 | 8, 9 | sylib 221 | . 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ 𝑋 ≠ 𝑌) ∧ (𝑅 ∈ ℝ+ ∧ (𝑋𝐷 0 ) < 𝑅)) → ∃!𝑝 ∈ (Pairsproper‘𝑃)𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌))) |
| 11 | 3 | ovexi 7446 | . . 3 ⊢ 𝑃 ∈ V |
| 12 | prprreueq 48297 | . . 3 ⊢ (𝑃 ∈ V → (∃!𝑝 ∈ (Pairsproper‘𝑃)𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌)) ↔ ∃!𝑝 ∈ 𝒫 𝑃((♯‘𝑝) = 2 ∧ 𝑝 = (( 0 𝑆𝑅) ∩ (𝑋𝐿𝑌))))) | |
| 13 | 11, 12 | mp1i 14 | . 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 235 | 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 |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 400 ∧ w3a 1102 = wceq 1569 ∈ wcel 2142 ≠ wne 2957 ∃!wreu 3366 Vcvv 3454 ∩ cin 3903 𝒫 cpw 4561 {csn 4588 {cpr 4590 class class class wbr 5108 × cxp 5658 ‘cfv 6536 (class class class)co 7412 ↑m cmap 8822 ℝcr 11105 0cc0 11106 1c1 11107 < clt 11249 2c2 12301 ℝ+crp 13022 ♯chash 14373 distcds 17325 ℝ^crrx 25553 Pairspropercprpr 48289 LineMcline 49535 Spherecsph 49536 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5335 ax-pr 5403 ax-un 7734 ax-inf2 9608 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183 ax-pre-sup 11184 ax-addf 11185 ax-mulf 11186 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1103 df-3an 1104 df-tru 1572 df-fal 1582 df-ex 1809 df-nf 1813 df-sb 2096 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 3368 df-reu 3369 df-rab 3416 df-v 3456 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4595 df-uni 4872 df-int 4912 df-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5555 df-eprel 5560 df-po 5568 df-so 5569 df-fr 5613 df-se 5614 df-we 5615 df-xp 5666 df-rel 5667 df-cnv 5668 df-co 5669 df-dm 5670 df-rn 5671 df-res 5672 df-ima 5673 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-isom 6545 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-of 7676 df-om 7861 df-1st 7984 df-2nd 7985 df-supp 8155 df-tpos 8220 df-frecs 8276 df-wrecs 8307 df-recs 8356 df-rdg 8395 df-1o 8451 df-2o 8452 df-oadd 8455 df-er 8692 df-map 8824 df-ixp 8894 df-en 8942 df-dom 8943 df-sdom 8944 df-fin 8945 df-fsupp 9320 df-sup 9400 df-oi 9470 df-dju 9894 df-card 9932 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-sub 11449 df-neg 11450 df-div 11878 df-nn 12240 df-2 12309 df-3 12310 df-4 12311 df-5 12312 df-6 12313 df-7 12314 df-8 12315 df-9 12316 df-n0 12511 df-z 12598 df-dec 12718 df-uz 12869 df-rp 13023 df-xneg 13143 df-xadd 13144 df-xmul 13145 df-ico 13384 df-icc 13385 df-fz 13542 df-fzo 13690 df-seq 14045 df-exp 14105 df-hash 14374 df-cj 15157 df-re 15158 df-im 15159 df-sqrt 15293 df-abs 15294 df-clim 15546 df-sum 15745 df-struct 17213 df-sets 17230 df-slot 17248 df-ndx 17260 df-base 17276 df-ress 17297 df-plusg 17329 df-mulr 17330 df-starv 17331 df-sca 17332 df-vsca 17333 df-ip 17334 df-tset 17335 df-ple 17336 df-ds 17338 df-unif 17339 df-hom 17340 df-cco 17341 df-0g 17500 df-gsum 17501 df-prds 17506 df-pws 17508 df-mgm 18704 df-sgrp 18783 df-mnd 18799 df-mhm 18847 df-grp 19009 df-minusg 19010 df-sbg 19011 df-subg 19195 df-ghm 19290 df-cntz 19393 df-cmn 19858 df-abl 19859 df-mgp 20223 df-rng 20237 df-ur 20270 df-ring 20323 df-cring 20324 df-oppr 20426 df-dvdsr 20446 df-unit 20447 df-invr 20477 df-dvr 20490 df-rhm 20561 df-subrng 20656 df-subrg 20680 df-drng 20840 df-field 20841 df-staf 20953 df-srng 20954 df-lmod 20994 df-lss 21064 df-sra 21305 df-rgmod 21306 df-xmet 21526 df-met 21527 df-cnfld 21534 df-refld 21766 df-dsmm 21893 df-frlm 21908 df-nm 24750 df-tng 24752 df-tcph 25339 df-rrx 25555 df-ehl 25556 df-prpr 48290 df-line 49537 df-sph 49538 |
| This theorem is used by: (None) |
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