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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 11306 | . . 3 ⊢ (0 + 0) = 0 | |
| 2 | cnring 21343 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 3 | ringgrp 20171 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 5 | 0cn 11122 | . . . 4 ⊢ 0 ∈ ℂ | |
| 6 | cnfldbas 21311 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21313 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | eqid 2734 | . . . . 5 ⊢ (0g‘ℂfld) = (0g‘ℂfld) | |
| 9 | 6, 7, 8 | grpid 18903 | . . . 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 2743 | 1 ⊢ 0 = (0g‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 = wceq 1541 ∈ wcel 2113 ‘cfv 6490 (class class class)co 7356 ℂcc 11022 0cc0 11024 + caddc 11027 0gc0g 17357 Grpcgrp 18861 Ringcrg 20166 ℂfldccnfld 21307 |
| 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 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-cnex 11080 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 ax-pre-mulgt0 11101 ax-addf 11103 |
| 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 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rmo 3348 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-tp 4583 df-op 4585 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-fin 8885 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 df-sub 11364 df-neg 11365 df-nn 12144 df-2 12206 df-3 12207 df-4 12208 df-5 12209 df-6 12210 df-7 12211 df-8 12212 df-9 12213 df-n0 12400 df-z 12487 df-dec 12606 df-uz 12750 df-fz 13422 df-struct 17072 df-sets 17089 df-slot 17107 df-ndx 17119 df-base 17135 df-plusg 17188 df-mulr 17189 df-starv 17190 df-tset 17194 df-ple 17195 df-ds 17197 df-unif 17198 df-0g 17359 df-mgm 18563 df-sgrp 18642 df-mnd 18658 df-grp 18864 df-cmn 19709 df-mgp 20074 df-ring 20168 df-cring 20169 df-cnfld 21308 |
| This theorem is referenced by: cnfldneg 21348 cndrng 21351 cndrngOLD 21352 cnflddiv 21353 cnflddivOLD 21354 cnfldinv 21355 cnfldmulg 21356 cnsubmlem 21367 cnsubdrglem 21371 absabv 21377 qsssubdrg 21379 cnmgpabl 21381 cnmsubglem 21383 gzrngunitlem 21385 gzrngunit 21386 gsumfsum 21387 expmhm 21389 nn0srg 21390 rge0srg 21391 zring0 21411 zringunit 21419 expghm 21428 psgninv 21535 zrhpsgnmhm 21537 re0g 21565 regsumsupp 21575 mhpsclcl 22088 mhpvarcl 22089 mhpmulcl 22090 cnfldnm 24720 clm0 25026 cphsubrglem 25131 cphreccllem 25132 tdeglem1 26017 tdeglem3 26018 tdeglem4 26019 plypf1 26171 dvply2g 26246 dvply2gOLD 26247 tayl0 26323 taylpfval 26326 efsubm 26514 jensenlem2 26952 jensen 26953 amgmlem 26954 amgm 26955 dchrghm 27221 dchrabs 27225 sum2dchr 27239 lgseisenlem4 27343 qrng0 27586 1fldgenq 33353 gsumind 33375 xrge0slmod 33378 ccfldextdgrr 33778 constrelextdg2 33853 constrsdrg 33881 2sqr3minply 33886 cos9thpiminply 33894 zringnm 34064 rezh 34075 mhphflem 42781 fsumcnsrcl 43350 cnsrplycl 43351 rngunsnply 43353 proot1ex 43380 deg1mhm 43384 2zrng0 48432 amgmwlem 49989 amgmlemALT 49990 |
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