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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 11380 | . . 3 ⊢ (0 + 0) = 0 | |
| 2 | cnring 21544 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 3 | ringgrp 20315 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 5 | 0cn 11193 | . . . 4 ⊢ 0 ∈ ℂ | |
| 6 | cnfldbas 21526 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21528 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | eqid 2763 | . . . . 5 ⊢ (0g‘ℂfld) = (0g‘ℂfld) | |
| 9 | 6, 7, 8 | grpid 19037 | . . . 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 2772 | 1 ⊢ 0 = (0g‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 = wceq 1570 ∈ wcel 2143 ‘cfv 6536 (class class class)co 7410 ℂcc 11093 0cc0 11095 + caddc 11098 0gc0g 17487 Grpcgrp 18995 Ringcrg 20310 ℂfldccnfld 21522 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11151 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 ax-pre-mulgt0 11172 ax-addf 11174 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-tp 4594 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 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-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-sub 11438 df-neg 11439 df-nn 12229 df-2 12298 df-3 12299 df-4 12300 df-5 12301 df-6 12302 df-7 12303 df-8 12304 df-9 12305 df-n0 12500 df-z 12587 df-dec 12707 df-uz 12858 df-fz 13531 df-struct 17202 df-sets 17219 df-slot 17237 df-ndx 17249 df-base 17265 df-plusg 17318 df-mulr 17319 df-starv 17320 df-tset 17324 df-ple 17325 df-ds 17327 df-unif 17328 df-0g 17489 df-mgm 18693 df-sgrp 18772 df-mnd 18788 df-grp 18998 df-cmn 19847 df-mgp 20212 df-ring 20312 df-cring 20313 df-cnfld 21523 |
| This theorem is referenced by: cnfldneg 21548 cndrng 21551 cnflddiv 21552 cnfldinv 21553 cnfldmulg 21554 cnsubmlem 21565 cnsubdrglem 21568 absabv 21574 qsssubdrg 21576 cnmgpabl 21578 cnmsubglem 21580 gzrngunitlem 21582 gzrngunit 21583 gsumfsum 21584 expmhm 21586 nn0srg 21587 rge0srg 21588 zring0 21608 zringunit 21616 expghm 21625 psgninv 21732 zrhpsgnmhm 21734 re0g 21762 regsumsupp 21772 mhpsclcl 22310 mhpvarcl 22311 mhpmulcl 22312 cnfldnm 24935 clm0 25231 cphsubrglem 25336 cphreccllem 25337 tdeglem1 26215 tdeglem3 26216 tdeglem4 26217 plypf1 26369 dvply2g 26446 tayl0 26525 taylpfval 26528 efsubm 26716 jensenlem2 27152 jensen 27153 amgmlem 27154 amgm 27155 dchrghm 27420 dchrabs 27424 sum2dchr 27438 lgseisenlem4 27542 qrng0 27785 1fldgenq 33643 gsumind 33665 xrge0slmod 33668 psrmonprod 33942 esplyfvaln 33964 ccfldextdgrr 34062 constrelextdg2 34137 constrsdrg 34165 2sqr3minply 34170 cos9thpiminply 34178 zringnm 34348 rezh 34359 mhphflem 43348 fsumcnsrcl 43913 cnsrplycl 43914 rngunsnply 43916 proot1ex 43943 deg1mhm 43947 2zrng0 49029 amgmwlem 50669 amgmlemALT 50670 |
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