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| Mirrors > Home > MPE Home > Th. List > cnfld0 | Structured version Visualization version GIF version | ||
| Description: Zero is the zero element of the field of complex numbers. (Contributed by Stefan O'Rear, 27-Nov-2014.) |
| Ref | Expression |
|---|---|
| cnfld0 | ⊢ 0 = (0g‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 00id 11385 | . . 3 ⊢ (0 + 0) = 0 | |
| 2 | cnring 21513 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 3 | ringgrp 20320 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 5 | 0cn 11198 | . . . 4 ⊢ 0 ∈ ℂ | |
| 6 | cnfldbas 21495 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21497 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | eqid 2769 | . . . . 5 ⊢ (0g‘ℂfld) = (0g‘ℂfld) | |
| 9 | 6, 7, 8 | grpid 19042 | . . . 4 ⊢ ((ℂfld ∈ Grp ∧ 0 ∈ ℂ) → ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0)) |
| 10 | 4, 5, 9 | mp2an 704 | . . 3 ⊢ ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0) |
| 11 | 1, 10 | mpbi 233 | . 2 ⊢ (0g‘ℂfld) = 0 |
| 12 | 11 | eqcomi 2778 | 1 ⊢ 0 = (0g‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 = wceq 1567 ∈ wcel 2149 ‘cfv 6537 (class class class)co 7411 ℂcc 11098 0cc0 11100 + caddc 11103 0gc0g 17492 Grpcgrp 19000 Ringcrg 20315 ℂfldccnfld 21491 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 ax-addf 11179 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-er 8694 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-nn 12234 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12505 df-z 12592 df-dec 12712 df-uz 12863 df-fz 13536 df-struct 17207 df-sets 17224 df-slot 17242 df-ndx 17254 df-base 17270 df-plusg 17323 df-mulr 17324 df-starv 17325 df-tset 17329 df-ple 17330 df-ds 17332 df-unif 17333 df-0g 17494 df-mgm 18698 df-sgrp 18777 df-mnd 18793 df-grp 19003 df-cmn 19852 df-mgp 20217 df-ring 20317 df-cring 20318 df-cnfld 21492 |
| This theorem is referenced by: cnfldneg 21517 cndrng 21520 cnflddiv 21521 cnfldinv 21522 cnfldmulg 21523 cnsubmlem 21534 cnsubdrglem 21537 absabv 21543 qsssubdrg 21545 cnmgpabl 21547 cnmsubglem 21549 gzrngunitlem 21551 gzrngunit 21552 gsumfsum 21553 expmhm 21555 nn0srg 21556 rge0srg 21557 zring0 21577 zringunit 21585 expghm 21594 psgninv 21701 zrhpsgnmhm 21703 re0g 21731 regsumsupp 21741 mhpsclcl 22279 mhpvarcl 22280 mhpmulcl 22281 cnfldnm 24904 clm0 25200 cphsubrglem 25305 cphreccllem 25306 tdeglem1 26184 tdeglem3 26185 tdeglem4 26186 plypf1 26338 dvply2g 26415 tayl0 26491 taylpfval 26494 efsubm 26682 jensenlem2 27118 jensen 27119 amgmlem 27120 amgm 27121 dchrghm 27386 dchrabs 27390 sum2dchr 27404 lgseisenlem4 27508 qrng0 27751 1fldgenq 33586 gsumind 33608 xrge0slmod 33611 psrmonprod 33887 esplyfvaln 33909 ccfldextdgrr 34007 constrelextdg2 34082 constrsdrg 34110 2sqr3minply 34115 cos9thpiminply 34123 zringnm 34293 rezh 34304 mhphflem 43254 fsumcnsrcl 43819 cnsrplycl 43820 rngunsnply 43822 proot1ex 43849 deg1mhm 43853 2zrng0 48932 amgmwlem 50510 amgmlemALT 50511 |
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