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| Mirrors > Home > MPE Home > Th. List > cnfldneg | Structured version Visualization version GIF version | ||
| Description: The additive inverse in the field of complex numbers. (Contributed by Stefan O'Rear, 27-Nov-2014.) |
| Ref | Expression |
|---|---|
| cnfldneg | ⊢ (𝑋 ∈ ℂ → ((invg‘ℂfld)‘𝑋) = -𝑋) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | negid 11508 | . 2 ⊢ (𝑋 ∈ ℂ → (𝑋 + -𝑋) = 0) | |
| 2 | negcl 11460 | . . 3 ⊢ (𝑋 ∈ ℂ → -𝑋 ∈ ℂ) | |
| 3 | cnring 21527 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 4 | ringgrp 20323 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 5 | 3, 4 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 6 | cnfldbas 21509 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21511 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | cnfld0 21529 | . . . . 5 ⊢ 0 = (0g‘ℂfld) | |
| 9 | eqid 2770 | . . . . 5 ⊢ (invg‘ℂfld) = (invg‘ℂfld) | |
| 10 | 6, 7, 8, 9 | grpinvid1 19061 | . . . 4 ⊢ ((ℂfld ∈ Grp ∧ 𝑋 ∈ ℂ ∧ -𝑋 ∈ ℂ) → (((invg‘ℂfld)‘𝑋) = -𝑋 ↔ (𝑋 + -𝑋) = 0)) |
| 11 | 5, 10 | mp3an1 1475 | . . 3 ⊢ ((𝑋 ∈ ℂ ∧ -𝑋 ∈ ℂ) → (((invg‘ℂfld)‘𝑋) = -𝑋 ↔ (𝑋 + -𝑋) = 0)) |
| 12 | 2, 11 | mpdan 699 | . 2 ⊢ (𝑋 ∈ ℂ → (((invg‘ℂfld)‘𝑋) = -𝑋 ↔ (𝑋 + -𝑋) = 0)) |
| 13 | 1, 12 | mpbird 260 | 1 ⊢ (𝑋 ∈ ℂ → ((invg‘ℂfld)‘𝑋) = -𝑋) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 = wceq 1568 ∈ wcel 2150 ‘cfv 6540 (class class class)co 7414 ℂcc 11101 0cc0 11103 + caddc 11106 -cneg 11445 Grpcgrp 19003 invgcminusg 19004 Ringcrg 20318 ℂfldccnfld 21505 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2152 ax-9 2160 ax-10 2183 ax-11 2199 ax-12 2220 ax-ext 2742 ax-sep 5262 ax-nul 5274 ax-pow 5340 ax-pr 5408 ax-un 7736 ax-cnex 11159 ax-resscn 11160 ax-1cn 11161 ax-icn 11162 ax-addcl 11163 ax-addrcl 11164 ax-mulcl 11165 ax-mulrcl 11166 ax-mulcom 11167 ax-addass 11168 ax-mulass 11169 ax-distr 11170 ax-i2m1 11171 ax-1ne0 11172 ax-1rid 11173 ax-rnegex 11174 ax-rrecex 11175 ax-cnre 11176 ax-pre-lttri 11177 ax-pre-lttrn 11178 ax-pre-ltadd 11179 ax-pre-mulgt0 11180 ax-addf 11182 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2099 df-mo 2574 df-eu 2604 df-clab 2749 df-cleq 2762 df-clel 2845 df-nfc 2919 df-ne 2966 df-nel 3072 df-ral 3087 df-rex 3097 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3464 df-sbc 3753 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5560 df-eprel 5565 df-po 5573 df-so 5574 df-fr 5618 df-we 5620 df-xp 5671 df-rel 5672 df-cnv 5673 df-co 5674 df-dm 5675 df-rn 5676 df-res 5677 df-ima 5678 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7866 df-1st 7989 df-2nd 7990 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-1o 8456 df-er 8697 df-en 8947 df-dom 8948 df-sdom 8949 df-fin 8950 df-pnf 11248 df-mnf 11249 df-xr 11250 df-ltxr 11251 df-le 11252 df-sub 11446 df-neg 11447 df-nn 12237 df-2 12306 df-3 12307 df-4 12308 df-5 12309 df-6 12310 df-7 12311 df-8 12312 df-9 12313 df-n0 12508 df-z 12595 df-dec 12715 df-uz 12866 df-fz 13539 df-struct 17210 df-sets 17227 df-slot 17245 df-ndx 17257 df-base 17273 df-plusg 17326 df-mulr 17327 df-starv 17328 df-tset 17332 df-ple 17333 df-ds 17335 df-unif 17336 df-0g 17497 df-mgm 18701 df-sgrp 18780 df-mnd 18796 df-grp 19006 df-minusg 19007 df-cmn 19855 df-mgp 20220 df-ring 20320 df-cring 20321 df-cnfld 21506 |
| This theorem is referenced by: cnfldsub 21533 cnfldmulg 21537 cnsubglem 21549 zringlpirlem1 21595 prmirred 21607 clmneg 25223 cnncvsabsnegdemo 25307 cphsqrtcl3 25329 taylply2 26511 qrngneg 27767 constrsdrg 34135 rngunsnply 43848 |
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