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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 24745 | . . 3 ⊢ ℂfld ∈ NrmRing | |
| 2 | cndrng 21381 | . . 3 ⊢ ℂfld ∈ DivRing | |
| 3 | 1, 2 | pm3.2i 470 | . 2 ⊢ (ℂfld ∈ NrmRing ∧ ℂfld ∈ DivRing) |
| 4 | cnzh 34112 | . . 3 ⊢ (ℤMod‘ℂfld) ∈ NrmMod | |
| 5 | df-refld 21585 | . . . . 5 ⊢ ℝfld = (ℂfld ↾s ℝ) | |
| 6 | 5 | fveq2i 6844 | . . . 4 ⊢ (chr‘ℝfld) = (chr‘(ℂfld ↾s ℝ)) |
| 7 | reofld 33403 | . . . . 5 ⊢ ℝfld ∈ oField | |
| 8 | ofldchr 21556 | . . . . 5 ⊢ (ℝfld ∈ oField → (chr‘ℝfld) = 0) | |
| 9 | 7, 8 | ax-mp 5 | . . . 4 ⊢ (chr‘ℝfld) = 0 |
| 10 | resubdrg 21588 | . . . . . 6 ⊢ (ℝ ∈ (SubRing‘ℂfld) ∧ ℝfld ∈ DivRing) | |
| 11 | 10 | simpli 483 | . . . . 5 ⊢ ℝ ∈ (SubRing‘ℂfld) |
| 12 | subrgchr 33298 | . . . . 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 25324 | . . 3 ⊢ ℂfld ∈ CUnifSp | |
| 17 | eqid 2737 | . . . 4 ⊢ (UnifSt‘ℂfld) = (UnifSt‘ℂfld) | |
| 18 | 17 | cnflduss 25323 | . . 3 ⊢ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − )) |
| 19 | 16, 18 | pm3.2i 470 | . 2 ⊢ (ℂfld ∈ CUnifSp ∧ (UnifSt‘ℂfld) = (metUnif‘(abs ∘ − ))) |
| 20 | cnfldbas 21356 | . . 3 ⊢ ℂ = (Base‘ℂfld) | |
| 21 | cnmet 24736 | . . . . . 6 ⊢ (abs ∘ − ) ∈ (Met‘ℂ) | |
| 22 | metf 24295 | . . . . . 6 ⊢ ((abs ∘ − ) ∈ (Met‘ℂ) → (abs ∘ − ):(ℂ × ℂ)⟶ℝ) | |
| 23 | ffn 6669 | . . . . . 6 ⊢ ((abs ∘ − ):(ℂ × ℂ)⟶ℝ → (abs ∘ − ) Fn (ℂ × ℂ)) | |
| 24 | 21, 22, 23 | mp2b 10 | . . . . 5 ⊢ (abs ∘ − ) Fn (ℂ × ℂ) |
| 25 | fnresdm 6618 | . . . . 5 ⊢ ((abs ∘ − ) Fn (ℂ × ℂ) → ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − )) | |
| 26 | 24, 25 | ax-mp 5 | . . . 4 ⊢ ((abs ∘ − ) ↾ (ℂ × ℂ)) = (abs ∘ − ) |
| 27 | cnfldds 21364 | . . . . 5 ⊢ (abs ∘ − ) = (dist‘ℂfld) | |
| 28 | 27 | reseq1i 5941 | . . . 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 34144 | . 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 5629 ↾ cres 5633 ∘ ccom 5635 Fn wfn 6494 ⟶wf 6495 ‘cfv 6499 (class class class)co 7367 ℂcc 11036 ℝcr 11037 0cc0 11038 − cmin 11377 abscabs 15196 ↾s cress 17200 distcds 17229 SubRingcsubrg 20546 DivRingcdr 20706 oFieldcofld 20835 Metcmet 21338 metUnifcmetu 21343 ℂfldccnfld 21352 ℤModczlm 21480 chrcchr 21481 ℝfldcrefld 21584 UnifStcuss 24218 CUnifSpccusp 24261 NrmRingcnrg 24544 NrmModcnlm 24545 ℝExt crrext 34138 |
| 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 5213 ax-sep 5232 ax-nul 5242 ax-pow 5308 ax-pr 5376 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 ax-pre-sup 11116 ax-addf 11117 ax-mulf 11118 |
| 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 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-iin 4937 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-se 5585 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6266 df-ord 6327 df-on 6328 df-lim 6329 df-suc 6330 df-iota 6455 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-isom 6508 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-of 7631 df-om 7818 df-1st 7942 df-2nd 7943 df-supp 8111 df-tpos 8176 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-2o 8406 df-er 8643 df-map 8775 df-ixp 8846 df-en 8894 df-dom 8895 df-sdom 8896 df-fin 8897 df-fsupp 9275 df-fi 9324 df-sup 9355 df-inf 9356 df-oi 9425 df-card 9863 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-div 11808 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-5 12247 df-6 12248 df-7 12249 df-8 12250 df-9 12251 df-n0 12438 df-z 12525 df-dec 12645 df-uz 12789 df-q 12899 df-rp 12943 df-xneg 13063 df-xadd 13064 df-xmul 13065 df-ioo 13302 df-ico 13304 df-icc 13305 df-fz 13462 df-fzo 13609 df-seq 13964 df-exp 14024 df-hash 14293 df-cj 15061 df-re 15062 df-im 15063 df-sqrt 15197 df-abs 15198 df-struct 17117 df-sets 17134 df-slot 17152 df-ndx 17164 df-base 17180 df-ress 17201 df-plusg 17233 df-mulr 17234 df-starv 17235 df-sca 17236 df-vsca 17237 df-ip 17238 df-tset 17239 df-ple 17240 df-ds 17242 df-unif 17243 df-hom 17244 df-cco 17245 df-rest 17385 df-topn 17386 df-0g 17404 df-gsum 17405 df-topgen 17406 df-pt 17407 df-prds 17410 df-xrs 17466 df-qtop 17471 df-imas 17472 df-xps 17474 df-mre 17548 df-mrc 17549 df-acs 17551 df-proset 18260 df-poset 18279 df-plt 18294 df-toset 18381 df-ps 18532 df-tsr 18533 df-mgm 18608 df-sgrp 18687 df-mnd 18703 df-submnd 18752 df-grp 18912 df-minusg 18913 df-sbg 18914 df-mulg 19044 df-subg 19099 df-cntz 19292 df-od 19503 df-cmn 19757 df-abl 19758 df-omnd 20096 df-ogrp 20097 df-mgp 20122 df-rng 20134 df-ur 20163 df-ring 20216 df-cring 20217 df-oppr 20317 df-dvdsr 20337 df-unit 20338 df-invr 20368 df-dvr 20381 df-subrng 20523 df-subrg 20547 df-drng 20708 df-field 20709 df-abv 20786 df-orng 20836 df-ofld 20837 df-lmod 20857 df-psmet 21344 df-xmet 21345 df-met 21346 df-bl 21347 df-mopn 21348 df-fbas 21349 df-fg 21350 df-metu 21351 df-cnfld 21353 df-zring 21427 df-zlm 21484 df-chr 21485 df-refld 21585 df-top 22859 df-topon 22876 df-topsp 22898 df-bases 22911 df-cld 22984 df-ntr 22985 df-cls 22986 df-nei 23063 df-cn 23192 df-cnp 23193 df-haus 23280 df-cmp 23352 df-tx 23527 df-hmeo 23720 df-fil 23811 df-flim 23904 df-fcls 23906 df-ust 24166 df-utop 24196 df-uss 24221 df-usp 24222 df-cfilu 24251 df-cusp 24262 df-xms 24285 df-ms 24286 df-tms 24287 df-nm 24547 df-ngp 24548 df-nrg 24550 df-nlm 24551 df-cncf 24845 df-cfil 25222 df-cmet 25224 df-cms 25302 df-rrext 34143 |
| This theorem is referenced by: sitgclcn 34488 |
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