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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 11358 | . . 3 ⊢ (0 + 0) = 0 | |
| 2 | cnring 21446 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 3 | ringgrp 20288 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 5 | 0cn 11171 | . . . 4 ⊢ 0 ∈ ℂ | |
| 6 | cnfldbas 21428 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21430 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | eqid 2762 | . . . . 5 ⊢ (0g‘ℂfld) = (0g‘ℂfld) | |
| 9 | 6, 7, 8 | grpid 19017 | . . . 4 ⊢ ((ℂfld ∈ Grp ∧ 0 ∈ ℂ) → ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0)) |
| 10 | 4, 5, 9 | mp2an 702 | . . 3 ⊢ ((0 + 0) = 0 ↔ (0g‘ℂfld) = 0) |
| 11 | 1, 10 | mpbi 232 | . 2 ⊢ (0g‘ℂfld) = 0 |
| 12 | 11 | eqcomi 2771 | 1 ⊢ 0 = (0g‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 208 = wceq 1560 ∈ wcel 2142 ‘cfv 6521 (class class class)co 7396 ℂcc 11071 0cc0 11073 + caddc 11076 0gc0g 17468 Grpcgrp 18975 Ringcrg 20283 ℂfldccnfld 21424 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 ax-cnex 11129 ax-resscn 11130 ax-1cn 11131 ax-icn 11132 ax-addcl 11133 ax-addrcl 11134 ax-mulcl 11135 ax-mulrcl 11136 ax-mulcom 11137 ax-addass 11138 ax-mulass 11139 ax-distr 11140 ax-i2m1 11141 ax-1ne0 11142 ax-1rid 11143 ax-rnegex 11144 ax-rrecex 11145 ax-cnre 11146 ax-pre-lttri 11147 ax-pre-lttrn 11148 ax-pre-ltadd 11149 ax-pre-mulgt0 11150 ax-addf 11152 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-1st 7970 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-1o 8437 df-er 8678 df-en 8928 df-dom 8929 df-sdom 8930 df-fin 8931 df-pnf 11218 df-mnf 11219 df-xr 11220 df-ltxr 11221 df-le 11222 df-sub 11416 df-neg 11417 df-nn 12211 df-2 12280 df-3 12281 df-4 12282 df-5 12283 df-6 12284 df-7 12285 df-8 12286 df-9 12287 df-n0 12482 df-z 12569 df-dec 12689 df-uz 12840 df-fz 13513 df-struct 17183 df-sets 17200 df-slot 17218 df-ndx 17230 df-base 17246 df-plusg 17299 df-mulr 17300 df-starv 17301 df-tset 17305 df-ple 17306 df-ds 17308 df-unif 17309 df-0g 17470 df-mgm 18674 df-sgrp 18753 df-mnd 18769 df-grp 18978 df-cmn 19822 df-mgp 20187 df-ring 20285 df-cring 20286 df-cnfld 21425 |
| This theorem is referenced by: cnfldneg 21450 cndrng 21453 cnflddiv 21454 cnfldinv 21455 cnfldmulg 21456 cnsubmlem 21467 cnsubdrglem 21470 absabv 21476 qsssubdrg 21478 cnmgpabl 21480 cnmsubglem 21482 gzrngunitlem 21484 gzrngunit 21485 gsumfsum 21486 expmhm 21488 nn0srg 21489 rge0srg 21490 zring0 21510 zringunit 21518 expghm 21527 psgninv 21634 zrhpsgnmhm 21636 re0g 21664 regsumsupp 21674 mhpsclcl 22212 mhpvarcl 22213 mhpmulcl 22214 cnfldnm 24838 clm0 25134 cphsubrglem 25239 cphreccllem 25240 tdeglem1 26118 tdeglem3 26119 tdeglem4 26120 plypf1 26272 dvply2g 26349 tayl0 26425 taylpfval 26428 efsubm 26616 jensenlem2 27052 jensen 27053 amgmlem 27054 amgm 27055 dchrghm 27320 dchrabs 27324 sum2dchr 27338 lgseisenlem4 27442 qrng0 27685 1fldgenq 33509 gsumind 33531 xrge0slmod 33534 psrmonprod 33849 esplyfvaln 33871 ccfldextdgrr 33969 constrelextdg2 34044 constrsdrg 34072 2sqr3minply 34077 cos9thpiminply 34085 zringnm 34255 rezh 34266 mhphflem 43178 fsumcnsrcl 43743 cnsrplycl 43744 rngunsnply 43746 proot1ex 43773 deg1mhm 43777 2zrng0 48866 amgmwlem 50423 amgmlemALT 50424 |
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