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| Mirrors > Home > MPE Home > Th. List > cnso | Structured version Visualization version GIF version | ||
| Description: The complex numbers can be linearly ordered. (Contributed by Stefan O'Rear, 16-Nov-2014.) |
| Ref | Expression |
|---|---|
| cnso | ⊢ ∃𝑥 𝑥 Or ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltso 11227 | . . . 4 ⊢ < Or ℝ | |
| 2 | eqid 2737 | . . . . . 6 ⊢ {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} = {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} | |
| 3 | f1oiso 7309 | . . . . . 6 ⊢ ((𝑎:ℝ–1-1-onto→ℂ ∧ {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} = {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)}) → 𝑎 Isom < , {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} (ℝ, ℂ)) | |
| 4 | 2, 3 | mpan2 692 | . . . . 5 ⊢ (𝑎:ℝ–1-1-onto→ℂ → 𝑎 Isom < , {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} (ℝ, ℂ)) |
| 5 | isoso 7306 | . . . . . 6 ⊢ (𝑎 Isom < , {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} (ℝ, ℂ) → ( < Or ℝ ↔ {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} Or ℂ)) | |
| 6 | soinxp 5716 | . . . . . 6 ⊢ ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} Or ℂ ↔ ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) Or ℂ) | |
| 7 | 5, 6 | bitrdi 287 | . . . . 5 ⊢ (𝑎 Isom < , {〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} (ℝ, ℂ) → ( < Or ℝ ↔ ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) Or ℂ)) |
| 8 | 4, 7 | syl 17 | . . . 4 ⊢ (𝑎:ℝ–1-1-onto→ℂ → ( < Or ℝ ↔ ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) Or ℂ)) |
| 9 | 1, 8 | mpbii 233 | . . 3 ⊢ (𝑎:ℝ–1-1-onto→ℂ → ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) Or ℂ) |
| 10 | cnex 11121 | . . . . . 6 ⊢ ℂ ∈ V | |
| 11 | 10, 10 | xpex 7710 | . . . . 5 ⊢ (ℂ × ℂ) ∈ V |
| 12 | 11 | inex2 5267 | . . . 4 ⊢ ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) ∈ V |
| 13 | soeq1 5563 | . . . 4 ⊢ (𝑥 = ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) → (𝑥 Or ℂ ↔ ({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) Or ℂ)) | |
| 14 | 12, 13 | spcev 3562 | . . 3 ⊢ (({〈𝑏, 𝑐〉 ∣ ∃𝑑 ∈ ℝ ∃𝑒 ∈ ℝ ((𝑏 = (𝑎‘𝑑) ∧ 𝑐 = (𝑎‘𝑒)) ∧ 𝑑 < 𝑒)} ∩ (ℂ × ℂ)) Or ℂ → ∃𝑥 𝑥 Or ℂ) |
| 15 | 9, 14 | syl 17 | . 2 ⊢ (𝑎:ℝ–1-1-onto→ℂ → ∃𝑥 𝑥 Or ℂ) |
| 16 | rpnnen 16166 | . . . 4 ⊢ ℝ ≈ 𝒫 ℕ | |
| 17 | cpnnen 16168 | . . . 4 ⊢ ℂ ≈ 𝒫 ℕ | |
| 18 | 16, 17 | entr4i 8962 | . . 3 ⊢ ℝ ≈ ℂ |
| 19 | bren 8907 | . . 3 ⊢ (ℝ ≈ ℂ ↔ ∃𝑎 𝑎:ℝ–1-1-onto→ℂ) | |
| 20 | 18, 19 | mpbi 230 | . 2 ⊢ ∃𝑎 𝑎:ℝ–1-1-onto→ℂ |
| 21 | 15, 20 | exlimiiv 1933 | 1 ⊢ ∃𝑥 𝑥 Or ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 = wceq 1542 ∃wex 1781 ∃wrex 3062 ∩ cin 3902 𝒫 cpw 4556 class class class wbr 5100 {copab 5162 Or wor 5541 × cxp 5632 –1-1-onto→wf1o 6501 ‘cfv 6502 Isom wiso 6503 ≈ cen 8894 ℂcc 11038 ℝcr 11039 < clt 11180 ℕcn 12159 |
| 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 5226 ax-sep 5245 ax-nul 5255 ax-pow 5314 ax-pr 5381 ax-un 7692 ax-inf2 9564 ax-cnex 11096 ax-resscn 11097 ax-1cn 11098 ax-icn 11099 ax-addcl 11100 ax-addrcl 11101 ax-mulcl 11102 ax-mulrcl 11103 ax-mulcom 11104 ax-addass 11105 ax-mulass 11106 ax-distr 11107 ax-i2m1 11108 ax-1ne0 11109 ax-1rid 11110 ax-rnegex 11111 ax-rrecex 11112 ax-cnre 11113 ax-pre-lttri 11114 ax-pre-lttrn 11115 ax-pre-ltadd 11116 ax-pre-mulgt0 11117 ax-pre-sup 11118 |
| 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 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5529 df-eprel 5534 df-po 5542 df-so 5543 df-fr 5587 df-se 5588 df-we 5589 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-res 5646 df-ima 5647 df-pred 6269 df-ord 6330 df-on 6331 df-lim 6332 df-suc 6333 df-iota 6458 df-fun 6504 df-fn 6505 df-f 6506 df-f1 6507 df-fo 6508 df-f1o 6509 df-fv 6510 df-isom 6511 df-riota 7327 df-ov 7373 df-oprab 7374 df-mpo 7375 df-om 7821 df-1st 7945 df-2nd 7946 df-frecs 8235 df-wrecs 8266 df-recs 8315 df-rdg 8353 df-1o 8409 df-2o 8410 df-oadd 8413 df-omul 8414 df-er 8647 df-map 8779 df-pm 8780 df-en 8898 df-dom 8899 df-sdom 8900 df-fin 8901 df-sup 9359 df-inf 9360 df-oi 9429 df-card 9865 df-acn 9868 df-pnf 11182 df-mnf 11183 df-xr 11184 df-ltxr 11185 df-le 11186 df-sub 11380 df-neg 11381 df-div 11809 df-nn 12160 df-2 12222 df-3 12223 df-n0 12416 df-z 12503 df-uz 12766 df-q 12876 df-rp 12920 df-ico 13281 df-icc 13282 df-fz 13438 df-fzo 13585 df-fl 13726 df-seq 13939 df-exp 13999 df-hash 14268 df-cj 15036 df-re 15037 df-im 15038 df-sqrt 15172 df-abs 15173 df-limsup 15408 df-clim 15425 df-rlim 15426 df-sum 15624 |
| This theorem is referenced by: aannenlem3 26311 |
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