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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 24728 | . . 3 ⊢ ℂfld ∈ NrmRing | |
| 2 | cndrng 21357 | . . 3 ⊢ ℂfld ∈ DivRing | |
| 3 | 1, 2 | pm3.2i 470 | . 2 ⊢ (ℂfld ∈ NrmRing ∧ ℂfld ∈ DivRing) |
| 4 | cnzh 34106 | . . 3 ⊢ (ℤMod‘ℂfld) ∈ NrmMod | |
| 5 | df-refld 21564 | . . . . 5 ⊢ ℝfld = (ℂfld ↾s ℝ) | |
| 6 | 5 | fveq2i 6838 | . . . 4 ⊢ (chr‘ℝfld) = (chr‘(ℂfld ↾s ℝ)) |
| 7 | reofld 33405 | . . . . 5 ⊢ ℝfld ∈ oField | |
| 8 | ofldchr 21535 | . . . . 5 ⊢ (ℝfld ∈ oField → (chr‘ℝfld) = 0) | |
| 9 | 7, 8 | ax-mp 5 | . . . 4 ⊢ (chr‘ℝfld) = 0 |
| 10 | resubdrg 21567 | . . . . . 6 ⊢ (ℝ ∈ (SubRing‘ℂfld) ∧ ℝfld ∈ DivRing) | |
| 11 | 10 | simpli 483 | . . . . 5 ⊢ ℝ ∈ (SubRing‘ℂfld) |
| 12 | subrgchr 33300 | . . . . 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 2769 | . . 3 ⊢ (chr‘ℂfld) = 0 |
| 15 | 4, 14 | pm3.2i 470 | . 2 ⊢ ((ℤMod‘ℂfld) ∈ NrmMod ∧ (chr‘ℂfld) = 0) |
| 16 | cnfldcusp 25317 | . . 3 ⊢ ℂfld ∈ CUnifSp | |
| 17 | eqid 2737 | . . . 4 ⊢ (UnifSt‘ℂfld) = (UnifSt‘ℂfld) | |
| 18 | 17 | cnflduss 25316 | . . 3 ⊢ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − )) |
| 19 | 16, 18 | pm3.2i 470 | . 2 ⊢ (ℂfld ∈ CUnifSp ∧ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − ))) |
| 20 | cnfldbas 21317 | . . 3 ⊢ ℂ = (Base‘ℂfld) | |
| 21 | cnmet 24719 | . . . . . 6 ⊢ (abs ∘ − ) ∈ (Met‘ℂ) | |
| 22 | metf 24278 | . . . . . 6 ⊢ ((abs ∘ − ) ∈ (Met‘ℂ) → (abs ∘ − ):(ℂ × ℂ)⟶ℝ) | |
| 23 | ffn 6663 | . . . . . 6 ⊢ ((abs ∘ − ):(ℂ × ℂ)⟶ℝ → (abs ∘ − ) Fn (ℂ × ℂ)) | |
| 24 | 21, 22, 23 | mp2b 10 | . . . . 5 ⊢ (abs ∘ − ) Fn (ℂ × ℂ) |
| 25 | fnresdm 6612 | . . . . 5 ⊢ ((abs ∘ − ) Fn (ℂ × ℂ) → ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − )) | |
| 26 | 24, 25 | ax-mp 5 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − ) |
| 27 | cnfldds 21325 | . . . . 5 ⊢ (abs ∘ − ) = (dist‘ℂfld) | |
| 28 | 27 | reseq1i 5935 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 29 | 26, 28 | eqtr3i 2762 | . . 3 ⊢ (abs ∘ − ) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 30 | eqid 2737 | . . 3 ⊢ (ℤMod‘ℂfld) = (ℤMod‘ℂfld) | |
| 31 | 20, 29, 30 | isrrext 34138 | . 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 1343 | 1 ⊢ ℂfld ∈ ℝExt |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 395 = wceq 1542 ∈ wcel 2114 × cxp 5623 ↾ cres 5627 ∘ ccom 5629 Fn wfn 6488 ⟶wf 6489 ‘cfv 6493 (class class class)co 7360 ℂcc 11028 ℝcr 11029 0cc0 11030 − cmin 11368 abscabs 15161 ↾s cress 17161 distcds 17190 SubRingcsubrg 20506 DivRingcdr 20666 oFieldcofld 20795 Metcmet 21299 metUnifcmetu 21304 ℂfldccnfld 21313 ℤModczlm 21459 chrcchr 21460 ℝfldcrefld 21563 UnifStcuss 24201 CUnifSpccusp 24244 NrmRingcnrg 24527 NrmModcnlm 24528 ℝExt crrext 34132 |
| 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 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 ax-pre-sup 11108 ax-addf 11109 ax-mulf 11110 |
| 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 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-uni 4865 df-int 4904 df-iun 4949 df-iin 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-se 5579 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-isom 6502 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-of 7624 df-om 7811 df-1st 7935 df-2nd 7936 df-supp 8105 df-tpos 8170 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-2o 8400 df-er 8637 df-map 8769 df-ixp 8840 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-fsupp 9269 df-fi 9318 df-sup 9349 df-inf 9350 df-oi 9419 df-card 9855 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-nn 12150 df-2 12212 df-3 12213 df-4 12214 df-5 12215 df-6 12216 df-7 12217 df-8 12218 df-9 12219 df-n0 12406 df-z 12493 df-dec 12612 df-uz 12756 df-q 12866 df-rp 12910 df-xneg 13030 df-xadd 13031 df-xmul 13032 df-ioo 13269 df-ico 13271 df-icc 13272 df-fz 13428 df-fzo 13575 df-seq 13929 df-exp 13989 df-hash 14258 df-cj 15026 df-re 15027 df-im 15028 df-sqrt 15162 df-abs 15163 df-struct 17078 df-sets 17095 df-slot 17113 df-ndx 17125 df-base 17141 df-ress 17162 df-plusg 17194 df-mulr 17195 df-starv 17196 df-sca 17197 df-vsca 17198 df-ip 17199 df-tset 17200 df-ple 17201 df-ds 17203 df-unif 17204 df-hom 17205 df-cco 17206 df-rest 17346 df-topn 17347 df-0g 17365 df-gsum 17366 df-topgen 17367 df-pt 17368 df-prds 17371 df-xrs 17427 df-qtop 17432 df-imas 17433 df-xps 17435 df-mre 17509 df-mrc 17510 df-acs 17512 df-proset 18221 df-poset 18240 df-plt 18255 df-toset 18342 df-ps 18493 df-tsr 18494 df-mgm 18569 df-sgrp 18648 df-mnd 18664 df-submnd 18713 df-grp 18870 df-minusg 18871 df-sbg 18872 df-mulg 19002 df-subg 19057 df-cntz 19250 df-od 19461 df-cmn 19715 df-abl 19716 df-omnd 20054 df-ogrp 20055 df-mgp 20080 df-rng 20092 df-ur 20121 df-ring 20174 df-cring 20175 df-oppr 20277 df-dvdsr 20297 df-unit 20298 df-invr 20328 df-dvr 20341 df-subrng 20483 df-subrg 20507 df-drng 20668 df-field 20669 df-abv 20746 df-orng 20796 df-ofld 20797 df-lmod 20817 df-psmet 21305 df-xmet 21306 df-met 21307 df-bl 21308 df-mopn 21309 df-fbas 21310 df-fg 21311 df-metu 21312 df-cnfld 21314 df-zring 21406 df-zlm 21463 df-chr 21464 df-refld 21564 df-top 22842 df-topon 22859 df-topsp 22881 df-bases 22894 df-cld 22967 df-ntr 22968 df-cls 22969 df-nei 23046 df-cn 23175 df-cnp 23176 df-haus 23263 df-cmp 23335 df-tx 23510 df-hmeo 23703 df-fil 23794 df-flim 23887 df-fcls 23889 df-ust 24149 df-utop 24179 df-uss 24204 df-usp 24205 df-cfilu 24234 df-cusp 24245 df-xms 24268 df-ms 24269 df-tms 24270 df-nm 24530 df-ngp 24531 df-nrg 24533 df-nlm 24534 df-cncf 24831 df-cfil 25215 df-cmet 25217 df-cms 25295 df-rrext 34137 |
| This theorem is referenced by: sitgclcn 34482 |
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