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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 24770 | . . 3 ⊢ ℂfld ∈ NrmRing | |
| 2 | cndrng 21383 | . . 3 ⊢ ℂfld ∈ DivRing | |
| 3 | 1, 2 | pm3.2i 471 | . 2 ⊢ (ℂfld ∈ NrmRing ∧ ℂfld ∈ DivRing) |
| 4 | cnzh 34159 | . . 3 ⊢ (ℤMod‘ℂfld) ∈ NrmMod | |
| 5 | df-refld 21587 | . . . . 5 ⊢ ℝfld = (ℂfld ↾s ℝ) | |
| 6 | 5 | fveq2i 6837 | . . . 4 ⊢ (chr‘ℝfld) = (chr‘(ℂfld ↾s ℝ)) |
| 7 | reofld 33433 | . . . . 5 ⊢ ℝfld ∈ oField | |
| 8 | ofldchr 21558 | . . . . 5 ⊢ (ℝfld ∈ oField → (chr‘ℝfld) = 0) | |
| 9 | 7, 8 | ax-mp 5 | . . . 4 ⊢ (chr‘ℝfld) = 0 |
| 10 | resubdrg 21590 | . . . . . 6 ⊢ (ℝ ∈ (SubRing‘ℂfld) ∧ ℝfld ∈ DivRing) | |
| 11 | 10 | simpli 484 | . . . . 5 ⊢ ℝ ∈ (SubRing‘ℂfld) |
| 12 | subrgchr 33325 | . . . . 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 2772 | . . 3 ⊢ (chr‘ℂfld) = 0 |
| 15 | 4, 14 | pm3.2i 471 | . 2 ⊢ ((ℤMod‘ℂfld) ∈ NrmMod ∧ (chr‘ℂfld) = 0) |
| 16 | cnfldcusp 25349 | . . 3 ⊢ ℂfld ∈ CUnifSp | |
| 17 | eqid 2740 | . . . 4 ⊢ (UnifSt‘ℂfld) = (UnifSt‘ℂfld) | |
| 18 | 17 | cnflduss 25348 | . . 3 ⊢ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − )) |
| 19 | 16, 18 | pm3.2i 471 | . 2 ⊢ (ℂfld ∈ CUnifSp ∧ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − ))) |
| 20 | cnfldbas 21358 | . . 3 ⊢ ℂ = (Base‘ℂfld) | |
| 21 | cnmet 24761 | . . . . . 6 ⊢ (abs ∘ − ) ∈ (Met‘ℂ) | |
| 22 | metf 24320 | . . . . . 6 ⊢ ((abs ∘ − ) ∈ (Met‘ℂ) → (abs ∘ − ):(ℂ × ℂ)⟶ℝ) | |
| 23 | ffn 6662 | . . . . . 6 ⊢ ((abs ∘ − ):(ℂ × ℂ)⟶ℝ → (abs ∘ − ) Fn (ℂ × ℂ)) | |
| 24 | 21, 22, 23 | mp2b 10 | . . . . 5 ⊢ (abs ∘ − ) Fn (ℂ × ℂ) |
| 25 | fnresdm 6611 | . . . . 5 ⊢ ((abs ∘ − ) Fn (ℂ × ℂ) → ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − )) | |
| 26 | 24, 25 | ax-mp 5 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − ) |
| 27 | cnfldds 21366 | . . . . 5 ⊢ (abs ∘ − ) = (dist‘ℂfld) | |
| 28 | 27 | reseq1i 5934 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 29 | 26, 28 | eqtr3i 2765 | . . 3 ⊢ (abs ∘ − ) = ((dist‘ℂfld) ↾ (ℂ × ℂ)) |
| 30 | eqid 2740 | . . 3 ⊢ (ℤMod‘ℂfld) = (ℤMod‘ℂfld) | |
| 31 | 20, 29, 30 | isrrext 34191 | . 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 1348 | 1 ⊢ ℂfld ∈ ℝExt |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 396 = wceq 1547 ∈ wcel 2119 × cxp 5623 ↾ cres 5627 ∘ ccom 5629 Fn wfn 6487 ⟶wf 6488 ‘cfv 6492 (class class class)co 7363 ℂcc 11034 ℝcr 11035 0cc0 11036 − cmin 11375 abscabs 15194 ↾s cress 17198 distcds 17227 SubRingcsubrg 20548 DivRingcdr 20708 oFieldcofld 20837 Metcmet 21340 metUnifcmetu 21345 ℂfldccnfld 21354 ℤModczlm 21482 chrcchr 21483 ℝfldcrefld 21586 UnifStcuss 24243 CUnifSpccusp 24286 NrmRingcnrg 24569 NrmModcnlm 24570 ℝExt crrext 34185 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-rep 5206 ax-sep 5225 ax-nul 5235 ax-pow 5301 ax-pr 5369 ax-un 7685 ax-cnex 11092 ax-resscn 11093 ax-1cn 11094 ax-icn 11095 ax-addcl 11096 ax-addrcl 11097 ax-mulcl 11098 ax-mulrcl 11099 ax-mulcom 11100 ax-addass 11101 ax-mulass 11102 ax-distr 11103 ax-i2m1 11104 ax-1ne0 11105 ax-1rid 11106 ax-rnegex 11107 ax-rrecex 11108 ax-cnre 11109 ax-pre-lttri 11110 ax-pre-lttrn 11111 ax-pre-ltadd 11112 ax-pre-mulgt0 11113 ax-pre-sup 11114 ax-addf 11115 ax-mulf 11116 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-nel 3040 df-ral 3055 df-rex 3065 df-rmo 3345 df-reu 3346 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4269 df-if 4462 df-pw 4538 df-sn 4563 df-pr 4565 df-tp 4567 df-op 4569 df-uni 4846 df-int 4885 df-iun 4930 df-iin 4931 df-br 5080 df-opab 5142 df-mpt 5161 df-tr 5187 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 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-isom 6501 df-riota 7320 df-ov 7366 df-oprab 7367 df-mpo 7368 df-of 7627 df-om 7814 df-1st 7938 df-2nd 7939 df-supp 8108 df-tpos 8173 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-1o 8402 df-2o 8403 df-er 8640 df-map 8772 df-ixp 8843 df-en 8891 df-dom 8892 df-sdom 8893 df-fin 8894 df-fsupp 9272 df-fi 9321 df-sup 9352 df-inf 9353 df-oi 9422 df-card 9861 df-pnf 11179 df-mnf 11180 df-xr 11181 df-ltxr 11182 df-le 11183 df-sub 11377 df-neg 11378 df-div 11806 df-nn 12173 df-2 12242 df-3 12243 df-4 12244 df-5 12245 df-6 12246 df-7 12247 df-8 12248 df-9 12249 df-n0 12436 df-z 12523 df-dec 12643 df-uz 12787 df-q 12897 df-rp 12941 df-xneg 13061 df-xadd 13062 df-xmul 13063 df-ioo 13300 df-ico 13302 df-icc 13303 df-fz 13460 df-fzo 13607 df-seq 13962 df-exp 14022 df-hash 14291 df-cj 15059 df-re 15060 df-im 15061 df-sqrt 15195 df-abs 15196 df-struct 17115 df-sets 17132 df-slot 17150 df-ndx 17162 df-base 17178 df-ress 17199 df-plusg 17231 df-mulr 17232 df-starv 17233 df-sca 17234 df-vsca 17235 df-ip 17236 df-tset 17237 df-ple 17238 df-ds 17240 df-unif 17241 df-hom 17242 df-cco 17243 df-rest 17383 df-topn 17384 df-0g 17402 df-gsum 17403 df-topgen 17404 df-pt 17405 df-prds 17408 df-xrs 17464 df-qtop 17469 df-imas 17470 df-xps 17472 df-mre 17546 df-mrc 17547 df-acs 17549 df-proset 18258 df-poset 18277 df-plt 18292 df-toset 18379 df-ps 18530 df-tsr 18531 df-mgm 18606 df-sgrp 18685 df-mnd 18701 df-submnd 18750 df-grp 18910 df-minusg 18911 df-sbg 18912 df-mulg 19042 df-subg 19097 df-cntz 19290 df-od 19501 df-cmn 19755 df-abl 19756 df-omnd 20094 df-ogrp 20095 df-mgp 20120 df-rng 20132 df-ur 20161 df-ring 20214 df-cring 20215 df-oppr 20315 df-dvdsr 20335 df-unit 20336 df-invr 20366 df-dvr 20379 df-subrng 20525 df-subrg 20549 df-drng 20710 df-field 20711 df-abv 20788 df-orng 20838 df-ofld 20839 df-lmod 20859 df-psmet 21346 df-xmet 21347 df-met 21348 df-bl 21349 df-mopn 21350 df-fbas 21351 df-fg 21352 df-metu 21353 df-cnfld 21355 df-zring 21429 df-zlm 21486 df-chr 21487 df-refld 21587 df-top 22884 df-topon 22901 df-topsp 22923 df-bases 22936 df-cld 23009 df-ntr 23010 df-cls 23011 df-nei 23088 df-cn 23217 df-cnp 23218 df-haus 23305 df-cmp 23377 df-tx 23552 df-hmeo 23745 df-fil 23836 df-flim 23929 df-fcls 23931 df-ust 24191 df-utop 24221 df-uss 24246 df-usp 24247 df-cfilu 24276 df-cusp 24287 df-xms 24310 df-ms 24311 df-tms 24312 df-nm 24572 df-ngp 24573 df-nrg 24575 df-nlm 24576 df-cncf 24870 df-cfil 25247 df-cmet 25249 df-cms 25327 df-rrext 34190 |
| This theorem is referenced by: sitgclcn 34535 |
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