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| Mirrors > Home > MPE Home > Th. List > cjcl | Structured version Visualization version GIF version | ||
| Description: The conjugate of a complex number is a complex number (closure law). (Contributed by NM, 10-May-1999.) (Revised by Mario Carneiro, 6-Nov-2013.) |
| Ref | Expression |
|---|---|
| cjcl | ⊢ (𝐴 ∈ ℂ → (∗‘𝐴) ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cjf 15011 | . 2 ⊢ ∗:ℂ⟶ℂ | |
| 2 | 1 | ffvelcdmi 7017 | 1 ⊢ (𝐴 ∈ ℂ → (∗‘𝐴) ∈ ℂ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2109 ‘cfv 6482 ℂcc 11007 ∗ccj 15003 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4859 df-br 5093 df-opab 5155 df-mpt 5174 df-id 5514 df-po 5527 df-so 5528 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-riota 7306 df-ov 7352 df-oprab 7353 df-mpo 7354 df-er 8625 df-en 8873 df-dom 8874 df-sdom 8875 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-div 11778 df-cj 15006 |
| This theorem is referenced by: crre 15021 cjcj 15047 ipcnval 15050 cjmulrcl 15051 addcj 15055 cjsub 15056 cjexp 15057 cjdiv 15071 cjcli 15076 cjcld 15103 absneg 15184 abscj 15186 sqabsadd 15189 sqabssub 15190 recval 15230 sqreulem 15267 cjcn2 15507 efcj 15999 cnsrng 21312 plycjlem 26180 coecj 26182 coecjOLD 26184 plyrecj 26185 aacjcl 26233 logcj 26513 argimlt0 26520 atancj 26818 cncph 30763 dipassr2 30791 his52 31031 his35 31032 brafnmul 31895 kbmul 31899 adjmul 32036 cnvbramul 32059 sigarac 46833 sigarid 46839 |
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