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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 21412. (Revised by GG, 31-Mar-2025.) |
| Ref | Expression |
|---|---|
| cnfldstr | ⊢ ℂfld Struct 〈1, ;13〉 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-cnfld 21412 | . 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 2761 | . . . 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 17328 | . . 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 12309 | . . . . 5 ⊢ 9 ∈ ℕ | |
| 5 | tsetndx 17371 | . . . . 5 ⊢ (TopSet‘ndx) = 9 | |
| 6 | 9lt10 12818 | . . . . 5 ⊢ 9 < ;10 | |
| 7 | 10nn 12701 | . . . . 5 ⊢ ;10 ∈ ℕ | |
| 8 | plendx 17385 | . . . . 5 ⊢ (le‘ndx) = ;10 | |
| 9 | 1nn0 12490 | . . . . . 6 ⊢ 1 ∈ ℕ0 | |
| 10 | 0nn0 12489 | . . . . . 6 ⊢ 0 ∈ ℕ0 | |
| 11 | 2nn 12284 | . . . . . 6 ⊢ 2 ∈ ℕ | |
| 12 | 2pos 12315 | . . . . . 6 ⊢ 0 < 2 | |
| 13 | 9, 10, 11, 12 | declt 12714 | . . . . 5 ⊢ ;10 < ;12 |
| 14 | 9, 11 | decnncl 12705 | . . . . 5 ⊢ ;12 ∈ ℕ |
| 15 | dsndx 17404 | . . . . 5 ⊢ (dist‘ndx) = ;12 | |
| 16 | 4, 5, 6, 7, 8, 13, 14, 15 | strle3 17186 | . . . 4 ⊢ {〈(TopSet‘ndx), (MetOpen‘(abs ∘ − ))〉, 〈(le‘ndx), ≤ 〉, 〈(dist‘ndx), (abs ∘ − )〉} Struct 〈9, ;12〉 |
| 17 | 3nn 12290 | . . . . . 6 ⊢ 3 ∈ ℕ | |
| 18 | 9, 17 | decnncl 12705 | . . . . 5 ⊢ ;13 ∈ ℕ |
| 19 | unifndx 17414 | . . . . 5 ⊢ (UnifSet‘ndx) = ;13 | |
| 20 | 18, 19 | strle1 17184 | . . . 4 ⊢ {〈(UnifSet‘ndx), (metUnif‘(abs ∘ − ))〉} Struct 〈;13, ;13〉 |
| 21 | 2nn0 12491 | . . . . 5 ⊢ 2 ∈ ℕ0 | |
| 22 | 2lt3 12384 | . . . . 5 ⊢ 2 < 3 | |
| 23 | 9, 21, 17, 22 | declt 12714 | . . . 4 ⊢ ;12 < ;13 |
| 24 | 16, 20, 23 | strleun 17183 | . . 3 ⊢ ({〈(TopSet‘ndx), (MetOpen‘(abs ∘ − ))〉, 〈(le‘ndx), ≤ 〉, 〈(dist‘ndx), (abs ∘ − )〉} ∪ {〈(UnifSet‘ndx), (metUnif‘(abs ∘ − ))〉}) Struct 〈9, ;13〉 |
| 25 | 4lt9 12416 | . . 3 ⊢ 4 < 9 | |
| 26 | 3, 24, 25 | strleun 17183 | . 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 5118 | 1 ⊢ ℂfld Struct 〈1, ;13〉 |
| Colors of variables: wff setvar class |
| Syntax hints: ∪ cun 3900 {csn 4579 {ctp 4583 〈cop 4585 class class class wbr 5097 ∘ ccom 5647 ‘cfv 6515 (class class class)co 7390 ∈ cmpo 7392 ℂcc 11064 0cc0 11066 1c1 11067 + caddc 11069 · cmul 11071 ≤ cle 11210 − cmin 11407 2c2 12265 3c3 12266 4c4 12267 9c9 12272 ;cdc 12681 ∗ccj 15113 abscabs 15251 Struct cstr 17172 ndxcnx 17219 Basecbs 17235 +gcplusg 17276 .rcmulr 17277 *𝑟cstv 17278 TopSetcts 17282 lecple 17283 distcds 17285 UnifSetcunif 17286 MetOpencmopn 21401 metUnifcmetu 21402 ℂfldccnfld 21411 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7712 ax-cnex 11122 ax-resscn 11123 ax-1cn 11124 ax-icn 11125 ax-addcl 11126 ax-addrcl 11127 ax-mulcl 11128 ax-mulrcl 11129 ax-mulcom 11130 ax-addass 11131 ax-mulass 11132 ax-distr 11133 ax-i2m1 11134 ax-1ne0 11135 ax-1rid 11136 ax-rnegex 11137 ax-rrecex 11138 ax-cnre 11139 ax-pre-lttri 11140 ax-pre-lttrn 11141 ax-pre-ltadd 11142 ax-pre-mulgt0 11143 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 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 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-tp 4584 df-op 4586 df-uni 4863 df-iun 4948 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5538 df-eprel 5543 df-po 5551 df-so 5552 df-fr 5596 df-we 5598 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-pred 6282 df-ord 6343 df-on 6344 df-lim 6345 df-suc 6346 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7841 df-1st 7964 df-2nd 7965 df-frecs 8255 df-wrecs 8286 df-recs 8335 df-rdg 8374 df-1o 8430 df-er 8671 df-en 8921 df-dom 8922 df-sdom 8923 df-fin 8924 df-pnf 11211 df-mnf 11212 df-xr 11213 df-ltxr 11214 df-le 11215 df-sub 11409 df-neg 11410 df-nn 12204 df-2 12273 df-3 12274 df-4 12275 df-5 12276 df-6 12277 df-7 12278 df-8 12279 df-9 12280 df-n0 12475 df-z 12562 df-dec 12682 df-uz 12833 df-fz 13506 df-struct 17173 df-slot 17208 df-ndx 17220 df-base 17236 df-plusg 17289 df-mulr 17290 df-starv 17291 df-tset 17295 df-ple 17296 df-ds 17298 df-unif 17299 df-cnfld 21412 |
| This theorem is referenced by: cnfldbas 21415 mpocnfldadd 21416 mpocnfldmul 21418 cnfldcj 21420 cnfldtset 21421 cnfldle 21422 cnfldds 21423 cnfldunif 21424 cnfldfun 21425 cffldtocusgr 29604 |
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