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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 11312 | . . 3 ⊢ (0 + 0) = 0 | |
| 2 | cnring 21369 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 3 | ringgrp 20210 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 5 | 0cn 11127 | . . . 4 ⊢ 0 ∈ ℂ | |
| 6 | cnfldbas 21351 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21353 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | eqid 2739 | . . . . 5 ⊢ (0g‘ℂfld) = (0g‘ℂfld) | |
| 9 | 6, 7, 8 | grpid 18942 | . . . 4 ⊢ ((ℂfld ∈ Grp ∧ 0 ∈ ℂ) → ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0)) |
| 10 | 4, 5, 9 | mp2an 698 | . . 3 ⊢ ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0) |
| 11 | 1, 10 | mpbi 231 | . 2 ⊢ (0g‘ℂfld) = 0 |
| 12 | 11 | eqcomi 2748 | 1 ⊢ 0 = (0g‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 207 = wceq 1547 ∈ wcel 2119 ‘cfv 6485 (class class class)co 7356 ℂcc 11027 0cc0 11029 + caddc 11032 0gc0g 17393 Grpcgrp 18900 Ringcrg 20205 ℂfldccnfld 21347 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 ax-addf 11108 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-tp 4560 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 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 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-9 12242 df-n0 12429 df-z 12516 df-dec 12636 df-uz 12780 df-fz 13453 df-struct 17108 df-sets 17125 df-slot 17143 df-ndx 17155 df-base 17171 df-plusg 17224 df-mulr 17225 df-starv 17226 df-tset 17230 df-ple 17231 df-ds 17233 df-unif 17234 df-0g 17395 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-grp 18903 df-cmn 19748 df-mgp 20113 df-ring 20207 df-cring 20208 df-cnfld 21348 |
| This theorem is referenced by: cnfldneg 21373 cndrng 21376 cnflddiv 21377 cnfldinv 21378 cnfldmulg 21379 cnsubmlem 21390 cnsubdrglem 21393 absabv 21399 qsssubdrg 21401 cnmgpabl 21403 cnmsubglem 21405 gzrngunitlem 21407 gzrngunit 21408 gsumfsum 21409 expmhm 21411 nn0srg 21412 rge0srg 21413 zring0 21433 zringunit 21441 expghm 21450 psgninv 21557 zrhpsgnmhm 21559 re0g 21587 regsumsupp 21597 mhpsclcl 22135 mhpvarcl 22136 mhpmulcl 22137 cnfldnm 24761 clm0 25057 cphsubrglem 25162 cphreccllem 25163 tdeglem1 26041 tdeglem3 26042 tdeglem4 26043 plypf1 26195 dvply2g 26269 tayl0 26345 taylpfval 26348 efsubm 26533 jensenlem2 26969 jensen 26970 amgmlem 26971 amgm 26972 dchrghm 27237 dchrabs 27241 sum2dchr 27255 lgseisenlem4 27359 qrng0 27602 1fldgenq 33406 gsumind 33428 xrge0slmod 33431 psrmonprod 33736 esplyfvaln 33758 ccfldextdgrr 33856 constrelextdg2 33931 constrsdrg 33959 2sqr3minply 33964 cos9thpiminply 33972 zringnm 34142 rezh 34153 mhphflem 43046 fsumcnsrcl 43611 cnsrplycl 43612 rngunsnply 43614 proot1ex 43641 deg1mhm 43645 2zrng0 48735 amgmwlem 50292 amgmlemALT 50293 |
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