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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 24916 | . . 3 ⊢ ℂfld ∈ NrmRing | |
| 2 | cndrng 21530 | . . 3 ⊢ ℂfld ∈ DivRing | |
| 3 | 1, 2 | pm3.2i 475 | . 2 ⊢ (ℂfld ∈ NrmRing ∧ ℂfld ∈ DivRing) |
| 4 | cnzh 34324 | . . 3 ⊢ (ℤMod‘ℂfld) ∈ NrmMod | |
| 5 | df-refld 21734 | . . . . 5 ⊢ ℝfld = (ℂfld ↾s ℝ) | |
| 6 | 5 | fveq2i 6884 | . . . 4 ⊢ (chr‘ℝfld) = (chr‘(ℂfld ↾s ℝ)) |
| 7 | reofld 33629 | . . . . 5 ⊢ ℝfld ∈ oField | |
| 8 | ofldchr 21705 | . . . . 5 ⊢ (ℝfld ∈ oField → (chr‘ℝfld) = 0) | |
| 9 | 7, 8 | ax-mp 5 | . . . 4 ⊢ (chr‘ℝfld) = 0 |
| 10 | resubdrg 21737 | . . . . . 6 ⊢ (ℝ ∈ (SubRing‘ℂfld) ∧ ℝfld ∈ DivRing) | |
| 11 | 10 | simpli 488 | . . . . 5 ⊢ ℝ ∈ (SubRing‘ℂfld) |
| 12 | subrgchr 33522 | . . . . 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 2793 | . . 3 ⊢ (chr‘ℂfld) = 0 |
| 15 | 4, 14 | pm3.2i 475 | . 2 ⊢ ((ℤMod‘ℂfld) ∈ NrmMod ∧ (chr‘ℂfld) = 0) |
| 16 | cnfldcusp 25495 | . . 3 ⊢ ℂfld ∈ CUnifSp | |
| 17 | eqid 2761 | . . . 4 ⊢ (UnifSt‘ℂfld) = (UnifSt‘ℂfld) | |
| 18 | 17 | cnflduss 25494 | . . 3 ⊢ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − )) |
| 19 | 16, 18 | pm3.2i 475 | . 2 ⊢ (ℂfld ∈ CUnifSp ∧ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − ))) |
| 20 | cnfldbas 21505 | . . 3 ⊢ ℂ = (Base‘ℂfld) | |
| 21 | cnmet 24907 | . . . . . 6 ⊢ (abs ∘ − ) ∈ (Met‘ℂ) | |
| 22 | metf 24466 | . . . . . 6 ⊢ ((abs ∘ − ) ∈ (Met‘ℂ) → (abs ∘ − ):(ℂ × ℂ)⟶ℝ) | |
| 23 | ffn 6705 | . . . . . 6 ⊢ ((abs ∘ − ):(ℂ × ℂ)⟶ℝ → (abs ∘ − ) Fn (ℂ × ℂ)) | |
| 24 | 21, 22, 23 | mp2b 10 | . . . . 5 ⊢ (abs ∘ − ) Fn (ℂ × ℂ) |
| 25 | fnresdm 6654 | . . . . 5 ⊢ ((abs ∘ − ) Fn (ℂ × ℂ) → ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − )) | |
| 26 | 24, 25 | ax-mp 5 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − ) |
| 27 | cnfldds 21513 | . . . . 5 ⊢ (abs ∘ − ) = (dist‘ℂfld) | |
| 28 | 27 | reseq1i 5974 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 29 | 26, 28 | eqtr3i 2786 | . . 3 ⊢ (abs ∘ − ) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 30 | eqid 2761 | . . 3 ⊢ (ℤMod‘ℂfld) = (ℤMod‘ℂfld) | |
| 31 | 20, 29, 30 | isrrext 34356 | . 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 1358 | 1 ⊢ ℂfld ∈ ℝExt |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 400 = wceq 1568 ∈ wcel 2141 × cxp 5659 ↾ cres 5663 ∘ ccom 5665 Fn wfn 6531 ⟶wf 6532 ‘cfv 6536 (class class class)co 7410 ℂcc 11097 ℝcr 11098 0cc0 11099 − cmin 11440 abscabs 15285 ↾s cress 17289 distcds 17318 SubRingcsubrg 20653 DivRingcdr 20812 oFieldcofld 20940 Metcmet 21487 metUnifcmetu 21492 ℂfldccnfld 21501 ℤModczlm 21629 chrcchr 21630 ℝfldcrefld 21733 UnifStcuss 24389 CUnifSpccusp 24432 NrmRingcnrg 24715 NrmModcnlm 24716 ℝExt crrext 34350 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 ax-pre-sup 11177 ax-addf 11178 ax-mulf 11179 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 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-iin 4958 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-se 5615 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 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 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-of 7674 df-om 7862 df-1st 7985 df-2nd 7986 df-supp 8156 df-tpos 8221 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-2o 8453 df-er 8693 df-map 8825 df-ixp 8895 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-fsupp 9321 df-fi 9370 df-sup 9401 df-inf 9402 df-oi 9471 df-card 9924 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-div 11871 df-nn 12233 df-2 12302 df-3 12303 df-4 12304 df-5 12305 df-6 12306 df-7 12307 df-8 12308 df-9 12309 df-n0 12504 df-z 12591 df-dec 12711 df-uz 12862 df-q 12972 df-rp 13016 df-xneg 13136 df-xadd 13137 df-xmul 13138 df-ioo 13375 df-ico 13377 df-icc 13378 df-fz 13535 df-fzo 13683 df-seq 14038 df-exp 14098 df-hash 14367 df-cj 15150 df-re 15151 df-im 15152 df-sqrt 15286 df-abs 15287 df-struct 17206 df-sets 17223 df-slot 17241 df-ndx 17253 df-base 17269 df-ress 17290 df-plusg 17322 df-mulr 17323 df-starv 17324 df-sca 17325 df-vsca 17326 df-ip 17327 df-tset 17328 df-ple 17329 df-ds 17331 df-unif 17332 df-hom 17333 df-cco 17334 df-rest 17474 df-topn 17475 df-0g 17493 df-gsum 17494 df-topgen 17495 df-pt 17496 df-prds 17499 df-xrs 17555 df-qtop 17560 df-imas 17561 df-xps 17563 df-mre 17637 df-mrc 17638 df-acs 17640 df-proset 18349 df-poset 18368 df-plt 18383 df-toset 18470 df-ps 18621 df-tsr 18622 df-mgm 18697 df-sgrp 18776 df-mnd 18792 df-submnd 18841 df-grp 19002 df-minusg 19003 df-sbg 19004 df-mulg 19133 df-subg 19188 df-cntz 19386 df-od 19597 df-cmn 19851 df-abl 19852 df-omnd 20190 df-ogrp 20191 df-mgp 20216 df-rng 20230 df-ur 20263 df-ring 20316 df-cring 20317 df-oppr 20418 df-dvdsr 20438 df-unit 20439 df-invr 20469 df-dvr 20482 df-subrng 20630 df-subrg 20654 df-drng 20814 df-field 20815 df-abv 20891 df-orng 20941 df-ofld 20942 df-lmod 20962 df-psmet 21493 df-xmet 21494 df-met 21495 df-bl 21496 df-mopn 21497 df-fbas 21498 df-fg 21499 df-metu 21500 df-cnfld 21502 df-zring 21576 df-zlm 21633 df-chr 21634 df-refld 21734 df-top 23030 df-topon 23047 df-topsp 23069 df-bases 23082 df-cld 23155 df-ntr 23156 df-cls 23157 df-nei 23234 df-cn 23363 df-cnp 23364 df-haus 23451 df-cmp 23523 df-tx 23698 df-hmeo 23891 df-fil 23982 df-flim 24075 df-fcls 24077 df-ust 24337 df-utop 24367 df-uss 24392 df-usp 24393 df-cfilu 24422 df-cusp 24433 df-xms 24456 df-ms 24457 df-tms 24458 df-nm 24718 df-ngp 24719 df-nrg 24721 df-nlm 24722 df-cncf 25016 df-cfil 25393 df-cmet 25395 df-cms 25473 df-rrext 34355 |
| This theorem is referenced by: sitgclcn 34700 |
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