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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cnrrext | Structured version Visualization version GIF version | ||
| Description: The field of the complex numbers is an extension of the real numbers. (Contributed by Thierry Arnoux, 2-May-2018.) |
| Ref | Expression |
|---|---|
| cnrrext | ⊢ ℂfld ∈ ℝExt |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cnnrg 24813 | . . 3 ⊢ ℂfld ∈ NrmRing | |
| 2 | cndrng 21426 | . . 3 ⊢ ℂfld ∈ DivRing | |
| 3 | 1, 2 | pm3.2i 473 | . 2 ⊢ (ℂfld ∈ NrmRing ∧ ℂfld ∈ DivRing) |
| 4 | cnzh 34219 | . . 3 ⊢ (ℤMod‘ℂfld) ∈ NrmMod | |
| 5 | df-refld 21630 | . . . . 5 ⊢ ℝfld = (ℂfld ↾s ℝ) | |
| 6 | 5 | fveq2i 6859 | . . . 4 ⊢ (chr‘ℝfld) = (chr‘(ℂfld ↾s ℝ)) |
| 7 | reofld 33483 | . . . . 5 ⊢ ℝfld ∈ oField | |
| 8 | ofldchr 21601 | . . . . 5 ⊢ (ℝfld ∈ oField → (chr‘ℝfld) = 0) | |
| 9 | 7, 8 | ax-mp 5 | . . . 4 ⊢ (chr‘ℝfld) = 0 |
| 10 | resubdrg 21633 | . . . . . 6 ⊢ (ℝ ∈ (SubRing‘ℂfld) ∧ ℝfld ∈ DivRing) | |
| 11 | 10 | simpli 486 | . . . . 5 ⊢ ℝ ∈ (SubRing‘ℂfld) |
| 12 | subrgchr 33371 | . . . . 5 ⊢ (ℝ ∈ (SubRing‘ℂfld) → (chr‘(ℂfld ↾s ℝ)) = (chr‘ℂfld)) | |
| 13 | 11, 12 | ax-mp 5 | . . . 4 ⊢ (chr‘(ℂfld ↾s ℝ)) = (chr‘ℂfld) |
| 14 | 6, 9, 13 | 3eqtr3ri 2788 | . . 3 ⊢ (chr‘ℂfld) = 0 |
| 15 | 4, 14 | pm3.2i 473 | . 2 ⊢ ((ℤMod‘ℂfld) ∈ NrmMod ∧ (chr‘ℂfld) = 0) |
| 16 | cnfldcusp 25392 | . . 3 ⊢ ℂfld ∈ CUnifSp | |
| 17 | eqid 2756 | . . . 4 ⊢ (UnifSt‘ℂfld) = (UnifSt‘ℂfld) | |
| 18 | 17 | cnflduss 25391 | . . 3 ⊢ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − )) |
| 19 | 16, 18 | pm3.2i 473 | . 2 ⊢ (ℂfld ∈ CUnifSp ∧ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − ))) |
| 20 | cnfldbas 21401 | . . 3 ⊢ ℂ = (Base‘ℂfld) | |
| 21 | cnmet 24804 | . . . . . 6 ⊢ (abs ∘ − ) ∈ (Met‘ℂ) | |
| 22 | metf 24363 | . . . . . 6 ⊢ ((abs ∘ − ) ∈ (Met‘ℂ) → (abs ∘ − ):(ℂ × ℂ)⟶ℝ) | |
| 23 | ffn 6680 | . . . . . 6 ⊢ ((abs ∘ − ):(ℂ × ℂ)⟶ℝ → (abs ∘ − ) Fn (ℂ × ℂ)) | |
| 24 | 21, 22, 23 | mp2b 10 | . . . . 5 ⊢ (abs ∘ − ) Fn (ℂ × ℂ) |
| 25 | fnresdm 6629 | . . . . 5 ⊢ ((abs ∘ − ) Fn (ℂ × ℂ) → ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − )) | |
| 26 | 24, 25 | ax-mp 5 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − ) |
| 27 | cnfldds 21409 | . . . . 5 ⊢ (abs ∘ − ) = (dist‘ℂfld) | |
| 28 | 27 | reseq1i 5954 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 29 | 26, 28 | eqtr3i 2781 | . . 3 ⊢ (abs ∘ − ) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 30 | eqid 2756 | . . 3 ⊢ (ℤMod‘ℂfld) = (ℤMod‘ℂfld) | |
| 31 | 20, 29, 30 | isrrext 34251 | . 2 ⊢ (ℂfld ∈ ℝExt ↔ ((ℂfld ∈ NrmRing ∧ ℂfld ∈ DivRing) ∧ ((ℤMod‘ℂfld) ∈ NrmMod ∧ (chr‘ℂfld) = 0) ∧ (ℂfld ∈ CUnifSp ∧ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − ))))) |
| 32 | 3, 15, 19, 31 | mpbir3an 1351 | 1 ⊢ ℂfld ∈ ℝExt |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 398 = wceq 1554 ∈ wcel 2136 × cxp 5638 ↾ cres 5642 ∘ ccom 5644 Fn wfn 6505 ⟶wf 6506 ‘cfv 6510 (class class class)co 7385 ℂcc 11061 ℝcr 11062 0cc0 11063 − cmin 11404 abscabs 15237 ↾s cress 17242 distcds 17271 SubRingcsubrg 20591 DivRingcdr 20751 oFieldcofld 20880 Metcmet 21383 metUnifcmetu 21388 ℂfldccnfld 21397 ℤModczlm 21525 chrcchr 21526 ℝfldcrefld 21629 UnifStcuss 24286 CUnifSpccusp 24329 NrmRingcnrg 24612 NrmModcnlm 24613 ℝExt crrext 34245 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1809 ax-4 1823 ax-5 1924 ax-6 1981 ax-7 2022 ax-8 2138 ax-9 2146 ax-10 2169 ax-11 2185 ax-12 2206 ax-ext 2728 ax-rep 5221 ax-sep 5240 ax-nul 5250 ax-pow 5316 ax-pr 5384 ax-un 7707 ax-cnex 11119 ax-resscn 11120 ax-1cn 11121 ax-icn 11122 ax-addcl 11123 ax-addrcl 11124 ax-mulcl 11125 ax-mulrcl 11126 ax-mulcom 11127 ax-addass 11128 ax-mulass 11129 ax-distr 11130 ax-i2m1 11131 ax-1ne0 11132 ax-1rid 11133 ax-rnegex 11134 ax-rrecex 11135 ax-cnre 11136 ax-pre-lttri 11137 ax-pre-lttrn 11138 ax-pre-ltadd 11139 ax-pre-mulgt0 11140 ax-pre-sup 11141 ax-addf 11142 ax-mulf 11143 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1557 df-fal 1567 df-ex 1794 df-nf 1798 df-sb 2085 df-mo 2560 df-eu 2590 df-clab 2735 df-cleq 2748 df-clel 2831 df-nfc 2905 df-ne 2952 df-nel 3056 df-ral 3071 df-rex 3081 df-rmo 3361 df-reu 3362 df-rab 3409 df-v 3450 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4281 df-if 4475 df-pw 4551 df-sn 4577 df-pr 4579 df-tp 4581 df-op 4583 df-uni 4860 df-int 4900 df-iun 4945 df-iin 4946 df-br 5095 df-opab 5157 df-mpt 5176 df-tr 5202 df-id 5535 df-eprel 5540 df-po 5548 df-so 5549 df-fr 5593 df-se 5594 df-we 5595 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6466 df-fun 6512 df-fn 6513 df-f 6514 df-f1 6515 df-fo 6516 df-f1o 6517 df-fv 6518 df-isom 6519 df-riota 7342 df-ov 7388 df-oprab 7389 df-mpo 7390 df-of 7649 df-om 7836 df-1st 7959 df-2nd 7960 df-supp 8129 df-tpos 8194 df-frecs 8250 df-wrecs 8281 df-recs 8330 df-rdg 8369 df-1o 8425 df-2o 8426 df-er 8666 df-map 8798 df-ixp 8869 df-en 8917 df-dom 8918 df-sdom 8919 df-fin 8920 df-fsupp 9298 df-fi 9347 df-sup 9378 df-inf 9379 df-oi 9448 df-card 9887 df-pnf 11208 df-mnf 11209 df-xr 11210 df-ltxr 11211 df-le 11212 df-sub 11406 df-neg 11407 df-div 11835 df-nn 12201 df-2 12270 df-3 12271 df-4 12272 df-5 12273 df-6 12274 df-7 12275 df-8 12276 df-9 12277 df-n0 12472 df-z 12559 df-dec 12679 df-uz 12830 df-q 12940 df-rp 12984 df-xneg 13104 df-xadd 13105 df-xmul 13106 df-ioo 13343 df-ico 13345 df-icc 13346 df-fz 13503 df-fzo 13650 df-seq 14005 df-exp 14065 df-hash 14334 df-cj 15102 df-re 15103 df-im 15104 df-sqrt 15238 df-abs 15239 df-struct 17159 df-sets 17176 df-slot 17194 df-ndx 17206 df-base 17222 df-ress 17243 df-plusg 17275 df-mulr 17276 df-starv 17277 df-sca 17278 df-vsca 17279 df-ip 17280 df-tset 17281 df-ple 17282 df-ds 17284 df-unif 17285 df-hom 17286 df-cco 17287 df-rest 17427 df-topn 17428 df-0g 17446 df-gsum 17447 df-topgen 17448 df-pt 17449 df-prds 17452 df-xrs 17508 df-qtop 17513 df-imas 17514 df-xps 17516 df-mre 17590 df-mrc 17591 df-acs 17593 df-proset 18302 df-poset 18321 df-plt 18336 df-toset 18423 df-ps 18574 df-tsr 18575 df-mgm 18650 df-sgrp 18729 df-mnd 18745 df-submnd 18794 df-grp 18954 df-minusg 18955 df-sbg 18956 df-mulg 19086 df-subg 19141 df-cntz 19333 df-od 19544 df-cmn 19798 df-abl 19799 df-omnd 20137 df-ogrp 20138 df-mgp 20163 df-rng 20175 df-ur 20204 df-ring 20257 df-cring 20258 df-oppr 20358 df-dvdsr 20378 df-unit 20379 df-invr 20409 df-dvr 20422 df-subrng 20568 df-subrg 20592 df-drng 20753 df-field 20754 df-abv 20831 df-orng 20881 df-ofld 20882 df-lmod 20902 df-psmet 21389 df-xmet 21390 df-met 21391 df-bl 21392 df-mopn 21393 df-fbas 21394 df-fg 21395 df-metu 21396 df-cnfld 21398 df-zring 21472 df-zlm 21529 df-chr 21530 df-refld 21630 df-top 22927 df-topon 22944 df-topsp 22966 df-bases 22979 df-cld 23052 df-ntr 23053 df-cls 23054 df-nei 23131 df-cn 23260 df-cnp 23261 df-haus 23348 df-cmp 23420 df-tx 23595 df-hmeo 23788 df-fil 23879 df-flim 23972 df-fcls 23974 df-ust 24234 df-utop 24264 df-uss 24289 df-usp 24290 df-cfilu 24319 df-cusp 24330 df-xms 24353 df-ms 24354 df-tms 24355 df-nm 24615 df-ngp 24616 df-nrg 24618 df-nlm 24619 df-cncf 24913 df-cfil 25290 df-cmet 25292 df-cms 25370 df-rrext 34250 |
| This theorem is referenced by: sitgclcn 34595 |
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