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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 11310 | . . 3 ⊢ (0 + 0) = 0 | |
| 2 | cnring 21347 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 3 | ringgrp 20175 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 5 | 0cn 11126 | . . . 4 ⊢ 0 ∈ ℂ | |
| 6 | cnfldbas 21315 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21317 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | eqid 2736 | . . . . 5 ⊢ (0g‘ℂfld) = (0g‘ℂfld) | |
| 9 | 6, 7, 8 | grpid 18907 | . . . 4 ⊢ ((ℂfld ∈ Grp ∧ 0 ∈ ℂ) → ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0)) |
| 10 | 4, 5, 9 | mp2an 692 | . . 3 ⊢ ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0) |
| 11 | 1, 10 | mpbi 230 | . 2 ⊢ (0g‘ℂfld) = 0 |
| 12 | 11 | eqcomi 2745 | 1 ⊢ 0 = (0g‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 = wceq 1541 ∈ wcel 2113 ‘cfv 6492 (class class class)co 7358 ℂcc 11026 0cc0 11028 + caddc 11031 0gc0g 17361 Grpcgrp 18865 Ringcrg 20170 ℂfldccnfld 21311 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 ax-addf 11107 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-tp 4585 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 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-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-er 8635 df-en 8886 df-dom 8887 df-sdom 8888 df-fin 8889 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12148 df-2 12210 df-3 12211 df-4 12212 df-5 12213 df-6 12214 df-7 12215 df-8 12216 df-9 12217 df-n0 12404 df-z 12491 df-dec 12610 df-uz 12754 df-fz 13426 df-struct 17076 df-sets 17093 df-slot 17111 df-ndx 17123 df-base 17139 df-plusg 17192 df-mulr 17193 df-starv 17194 df-tset 17198 df-ple 17199 df-ds 17201 df-unif 17202 df-0g 17363 df-mgm 18567 df-sgrp 18646 df-mnd 18662 df-grp 18868 df-cmn 19713 df-mgp 20078 df-ring 20172 df-cring 20173 df-cnfld 21312 |
| This theorem is referenced by: cnfldneg 21352 cndrng 21355 cndrngOLD 21356 cnflddiv 21357 cnflddivOLD 21358 cnfldinv 21359 cnfldmulg 21360 cnsubmlem 21371 cnsubdrglem 21375 absabv 21381 qsssubdrg 21383 cnmgpabl 21385 cnmsubglem 21387 gzrngunitlem 21389 gzrngunit 21390 gsumfsum 21391 expmhm 21393 nn0srg 21394 rge0srg 21395 zring0 21415 zringunit 21423 expghm 21432 psgninv 21539 zrhpsgnmhm 21541 re0g 21569 regsumsupp 21579 mhpsclcl 22092 mhpvarcl 22093 mhpmulcl 22094 cnfldnm 24724 clm0 25030 cphsubrglem 25135 cphreccllem 25136 tdeglem1 26021 tdeglem3 26022 tdeglem4 26023 plypf1 26175 dvply2g 26250 dvply2gOLD 26251 tayl0 26327 taylpfval 26330 efsubm 26518 jensenlem2 26956 jensen 26957 amgmlem 26958 amgm 26959 dchrghm 27225 dchrabs 27229 sum2dchr 27243 lgseisenlem4 27347 qrng0 27590 1fldgenq 33406 gsumind 33428 xrge0slmod 33431 ccfldextdgrr 33831 constrelextdg2 33906 constrsdrg 33934 2sqr3minply 33939 cos9thpiminply 33947 zringnm 34117 rezh 34128 mhphflem 42860 fsumcnsrcl 43429 cnsrplycl 43430 rngunsnply 43432 proot1ex 43459 deg1mhm 43463 2zrng0 48511 amgmwlem 50068 amgmlemALT 50069 |
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