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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 11438 | . 2 ⊢ (𝑋 ∈ ℂ → (𝑋 + -𝑋) = 0) | |
| 2 | negcl 11390 | . . 3 ⊢ (𝑋 ∈ ℂ → -𝑋 ∈ ℂ) | |
| 3 | cnring 21386 | . . . . 5 ⊢ ℂfld ∈ Ring | |
| 4 | ringgrp 20216 | . . . . 5 ⊢ (ℂfld ∈ Ring → ℂfld ∈ Grp) | |
| 5 | 3, 4 | ax-mp 5 | . . . 4 ⊢ ℂfld ∈ Grp |
| 6 | cnfldbas 21354 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 7 | cnfldadd 21356 | . . . . 5 ⊢ + = (+g‘ℂfld) | |
| 8 | cnfld0 21388 | . . . . 5 ⊢ 0 = (0g‘ℂfld) | |
| 9 | eqid 2737 | . . . . 5 ⊢ (invg‘ℂfld) = (invg‘ℂfld) | |
| 10 | 6, 7, 8, 9 | grpinvid1 18964 | . . . 4 ⊢ ((ℂfld ∈ Grp ∧ 𝑋 ∈ ℂ ∧ -𝑋 ∈ ℂ) → (((invg‘ℂfld)‘𝑋) = -𝑋 ↔ (𝑋 + -𝑋) = 0)) |
| 11 | 5, 10 | mp3an1 1451 | . . 3 ⊢ ((𝑋 ∈ ℂ ∧ -𝑋 ∈ ℂ) → (((invg‘ℂfld)‘𝑋) = -𝑋 ↔ (𝑋 + -𝑋) = 0)) |
| 12 | 2, 11 | mpdan 688 | . 2 ⊢ (𝑋 ∈ ℂ → (((invg‘ℂfld)‘𝑋) = -𝑋 ↔ (𝑋 + -𝑋) = 0)) |
| 13 | 1, 12 | mpbird 257 | 1 ⊢ (𝑋 ∈ ℂ → ((invg‘ℂfld)‘𝑋) = -𝑋) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 = wceq 1542 ∈ wcel 2114 ‘cfv 6496 (class class class)co 7364 ℂcc 11033 0cc0 11035 + caddc 11038 -cneg 11375 Grpcgrp 18906 invgcminusg 18907 Ringcrg 20211 ℂfldccnfld 21350 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5232 ax-nul 5242 ax-pow 5306 ax-pr 5374 ax-un 7686 ax-cnex 11091 ax-resscn 11092 ax-1cn 11093 ax-icn 11094 ax-addcl 11095 ax-addrcl 11096 ax-mulcl 11097 ax-mulrcl 11098 ax-mulcom 11099 ax-addass 11100 ax-mulass 11101 ax-distr 11102 ax-i2m1 11103 ax-1ne0 11104 ax-1rid 11105 ax-rnegex 11106 ax-rrecex 11107 ax-cnre 11108 ax-pre-lttri 11109 ax-pre-lttrn 11110 ax-pre-ltadd 11111 ax-pre-mulgt0 11112 ax-addf 11114 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5523 df-eprel 5528 df-po 5536 df-so 5537 df-fr 5581 df-we 5583 df-xp 5634 df-rel 5635 df-cnv 5636 df-co 5637 df-dm 5638 df-rn 5639 df-res 5640 df-ima 5641 df-pred 6263 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-riota 7321 df-ov 7367 df-oprab 7368 df-mpo 7369 df-om 7815 df-1st 7939 df-2nd 7940 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-1o 8402 df-er 8640 df-en 8891 df-dom 8892 df-sdom 8893 df-fin 8894 df-pnf 11178 df-mnf 11179 df-xr 11180 df-ltxr 11181 df-le 11182 df-sub 11376 df-neg 11377 df-nn 12172 df-2 12241 df-3 12242 df-4 12243 df-5 12244 df-6 12245 df-7 12246 df-8 12247 df-9 12248 df-n0 12435 df-z 12522 df-dec 12642 df-uz 12786 df-fz 13459 df-struct 17114 df-sets 17131 df-slot 17149 df-ndx 17161 df-base 17177 df-plusg 17230 df-mulr 17231 df-starv 17232 df-tset 17236 df-ple 17237 df-ds 17239 df-unif 17240 df-0g 17401 df-mgm 18605 df-sgrp 18684 df-mnd 18700 df-grp 18909 df-minusg 18910 df-cmn 19754 df-mgp 20119 df-ring 20213 df-cring 20214 df-cnfld 21351 |
| This theorem is referenced by: cnfldsub 21393 cnfldmulg 21399 cnsubglem 21411 zringlpirlem1 21458 prmirred 21470 clmneg 25064 cnncvsabsnegdemo 25148 cphsqrtcl3 25170 taylply2 26350 taylply2OLD 26351 qrngneg 27606 constrsdrg 33941 rngunsnply 43623 |
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