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| Mirrors > Home > MPE Home > Th. List > cnfldstr | Structured version Visualization version GIF version | ||
| Description: The field of complex numbers is a structure. (Contributed by Mario Carneiro, 14-Aug-2015.) (Revised by Thierry Arnoux, 17-Dec-2017.) Revise df-cnfld 21504. (Revised by GG, 31-Mar-2025.) |
| Ref | Expression |
|---|---|
| cnfldstr | ⊢ ℂfld Struct 〈1, ;13〉 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-cnfld 21504 | . 2 ⊢ ℂfld = (({〈(Base‘ndx), ℂ〉, 〈(+g‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 + 𝑣))〉, 〈(.r‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))〉} ∪ {〈(*𝑟‘ndx), ∗〉}) ∪ ({〈(TopSet‘ndx), (MetOpen‘(abs ∘ − ))〉, 〈(le‘ndx), ≤ 〉, 〈(dist‘ndx), (abs ∘ − )〉} ∪ {〈(UnifSet‘ndx), (metUnif‘(abs ∘ − ))〉})) | |
| 2 | eqid 2763 | . . . 4 ⊢ ({〈(Base‘ndx), ℂ〉, 〈(+g‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 + 𝑣))〉, 〈(.r‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))〉} ∪ {〈(*𝑟‘ndx), ∗〉}) = ({〈(Base‘ndx), ℂ〉, 〈(+g‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 + 𝑣))〉, 〈(.r‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))〉} ∪ {〈(*𝑟‘ndx), ∗〉}) | |
| 3 | 2 | srngstr 17363 | . . 3 ⊢ ({〈(Base‘ndx), ℂ〉, 〈(+g‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 + 𝑣))〉, 〈(.r‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))〉} ∪ {〈(*𝑟‘ndx), ∗〉}) Struct 〈1, 4〉 |
| 4 | 9nn 12340 | . . . . 5 ⊢ 9 ∈ ℕ | |
| 5 | tsetndx 17406 | . . . . 5 ⊢ (TopSet‘ndx) = 9 | |
| 6 | 9lt10 12849 | . . . . 5 ⊢ 9 < ;10 | |
| 7 | 10nn 12732 | . . . . 5 ⊢ ;10 ∈ ℕ | |
| 8 | plendx 17420 | . . . . 5 ⊢ (le‘ndx) = ;10 | |
| 9 | 1nn0 12521 | . . . . . 6 ⊢ 1 ∈ ℕ0 | |
| 10 | 0nn0 12520 | . . . . . 6 ⊢ 0 ∈ ℕ0 | |
| 11 | 2nn 12315 | . . . . . 6 ⊢ 2 ∈ ℕ | |
| 12 | 2pos 12346 | . . . . . 6 ⊢ 0 < 2 | |
| 13 | 9, 10, 11, 12 | declt 12745 | . . . . 5 ⊢ ;10 < ;12 |
| 14 | 9, 11 | decnncl 12736 | . . . . 5 ⊢ ;12 ∈ ℕ |
| 15 | dsndx 17439 | . . . . 5 ⊢ (dist‘ndx) = ;12 | |
| 16 | 4, 5, 6, 7, 8, 13, 14, 15 | strle3 17221 | . . . 4 ⊢ {〈(TopSet‘ndx), (MetOpen‘(abs ∘ − ))〉, 〈(le‘ndx), ≤ 〉, 〈(dist‘ndx), (abs ∘ − )〉} Struct 〈9, ;12〉 |
| 17 | 3nn 12321 | . . . . . 6 ⊢ 3 ∈ ℕ | |
| 18 | 9, 17 | decnncl 12736 | . . . . 5 ⊢ ;13 ∈ ℕ |
| 19 | unifndx 17449 | . . . . 5 ⊢ (UnifSet‘ndx) = ;13 | |
| 20 | 18, 19 | strle1 17219 | . . . 4 ⊢ {〈(UnifSet‘ndx), (metUnif‘(abs ∘ − ))〉} Struct 〈;13, ;13〉 |
| 21 | 2nn0 12522 | . . . . 5 ⊢ 2 ∈ ℕ0 | |
| 22 | 2lt3 12415 | . . . . 5 ⊢ 2 < 3 | |
| 23 | 9, 21, 17, 22 | declt 12745 | . . . 4 ⊢ ;12 < ;13 |
| 24 | 16, 20, 23 | strleun 17218 | . . 3 ⊢ ({〈(TopSet‘ndx), (MetOpen‘(abs ∘ − ))〉, 〈(le‘ndx), ≤ 〉, 〈(dist‘ndx), (abs ∘ − )〉} ∪ {〈(UnifSet‘ndx), (metUnif‘(abs ∘ − ))〉}) Struct 〈9, ;13〉 |
| 25 | 4lt9 12447 | . . 3 ⊢ 4 < 9 | |
| 26 | 3, 24, 25 | strleun 17218 | . 2 ⊢ (({〈(Base‘ndx), ℂ〉, 〈(+g‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 + 𝑣))〉, 〈(.r‘ndx), (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))〉} ∪ {〈(*𝑟‘ndx), ∗〉}) ∪ ({〈(TopSet‘ndx), (MetOpen‘(abs ∘ − ))〉, 〈(le‘ndx), ≤ 〉, 〈(dist‘ndx), (abs ∘ − )〉} ∪ {〈(UnifSet‘ndx), (metUnif‘(abs ∘ − ))〉})) Struct 〈1, ;13〉 |
| 27 | 1, 26 | eqbrtri 5133 | 1 ⊢ ℂfld Struct 〈1, ;13〉 |
| Colors of variables: wff setvar class |
| Syntax hints: ∪ cun 3904 {csn 4590 {ctp 4594 〈cop 4596 class class class wbr 5110 ∘ ccom 5667 ‘cfv 6538 (class class class)co 7412 ∈ cmpo 7414 ℂcc 11099 0cc0 11101 1c1 11102 + caddc 11104 · cmul 11106 ≤ cle 11245 − cmin 11442 2c2 12296 3c3 12297 4c4 12298 9c9 12303 ;cdc 12712 ∗ccj 15149 abscabs 15287 Struct cstr 17207 ndxcnx 17254 Basecbs 17270 +gcplusg 17311 .rcmulr 17312 *𝑟cstv 17313 TopSetcts 17317 lecple 17318 distcds 17320 UnifSetcunif 17321 MetOpencmopn 21493 metUnifcmetu 21494 ℂfldccnfld 21503 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 ax-cnex 11157 ax-resscn 11158 ax-1cn 11159 ax-icn 11160 ax-addcl 11161 ax-addrcl 11162 ax-mulcl 11163 ax-mulrcl 11164 ax-mulcom 11165 ax-addass 11166 ax-mulass 11167 ax-distr 11168 ax-i2m1 11169 ax-1ne0 11170 ax-1rid 11171 ax-rnegex 11172 ax-rrecex 11173 ax-cnre 11174 ax-pre-lttri 11175 ax-pre-lttrn 11176 ax-pre-ltadd 11177 ax-pre-mulgt0 11178 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-tp 4595 df-op 4597 df-uni 4874 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8279 df-wrecs 8310 df-recs 8359 df-rdg 8398 df-1o 8454 df-er 8695 df-en 8945 df-dom 8946 df-sdom 8947 df-fin 8948 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11444 df-neg 11445 df-nn 12235 df-2 12304 df-3 12305 df-4 12306 df-5 12307 df-6 12308 df-7 12309 df-8 12310 df-9 12311 df-n0 12506 df-z 12593 df-dec 12713 df-uz 12864 df-fz 13537 df-struct 17208 df-slot 17243 df-ndx 17255 df-base 17271 df-plusg 17324 df-mulr 17325 df-starv 17326 df-tset 17330 df-ple 17331 df-ds 17333 df-unif 17334 df-cnfld 21504 |
| This theorem is referenced by: cnfldbas 21507 mpocnfldadd 21508 mpocnfldmul 21510 cnfldcj 21512 cnfldtset 21513 cnfldle 21514 cnfldds 21515 cnfldunif 21516 cnfldfun 21517 cffldtocusgr 29778 |
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