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| Mirrors > Home > MPE Home > Th. List > cnfldmul | Structured version Visualization version GIF version | ||
| Description: The multiplication operation of the field of complex numbers. (Contributed by Stefan O'Rear, 27-Nov-2014.) (Revised by Mario Carneiro, 6-Oct-2015.) (Revised by Thierry Arnoux, 17-Dec-2017.) Revise df-cnfld 21262. (Revised by GG, 27-Apr-2025.) |
| Ref | Expression |
|---|---|
| cnfldmul | ⊢ · = (.r‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-mulf 11089 | . . . 4 ⊢ · :(ℂ × ℂ)⟶ℂ | |
| 2 | ffn 6652 | . . . 4 ⊢ ( · :(ℂ × ℂ)⟶ℂ → · Fn (ℂ × ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | . . 3 ⊢ · Fn (ℂ × ℂ) |
| 4 | fnov 7480 | . . 3 ⊢ ( · Fn (ℂ × ℂ) ↔ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦))) | |
| 5 | 3, 4 | mpbi 230 | . 2 ⊢ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) |
| 6 | mpocnfldmul 21268 | . 2 ⊢ (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) = (.r‘ℂfld) | |
| 7 | 5, 6 | eqtri 2752 | 1 ⊢ · = (.r‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1540 × cxp 5617 Fn wfn 6477 ⟶wf 6478 ‘cfv 6482 (class class class)co 7349 ∈ cmpo 7351 ℂcc 11007 · cmul 11014 .rcmulr 17162 ℂfldccnfld 21261 |
| 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-cnex 11065 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 ax-mulf 11089 |
| 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-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-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-tp 4582 df-op 4584 df-uni 4859 df-iun 4943 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 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-pred 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 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-om 7800 df-1st 7924 df-2nd 7925 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-1o 8388 df-er 8625 df-en 8873 df-dom 8874 df-sdom 8875 df-fin 8876 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-nn 12129 df-2 12191 df-3 12192 df-4 12193 df-5 12194 df-6 12195 df-7 12196 df-8 12197 df-9 12198 df-n0 12385 df-z 12472 df-dec 12592 df-uz 12736 df-fz 13411 df-struct 17058 df-slot 17093 df-ndx 17105 df-base 17121 df-plusg 17174 df-mulr 17175 df-starv 17176 df-tset 17180 df-ple 17181 df-ds 17183 df-unif 17184 df-cnfld 21262 |
| This theorem is referenced by: cncrngOLD 21296 cnfld1OLD 21301 cndrngOLD 21306 cnflddivOLD 21308 cnfldexp 21311 cnsrng 21312 cnsubrglemOLD 21324 absabv 21331 cnsubrg 21334 cnmsubglem 21337 expmhm 21343 nn0srg 21344 rge0srg 21345 zringmulr 21364 expghm 21382 psgnghm 21487 psgnco 21490 evpmodpmf1o 21503 remulr 21518 mdetralt 22493 clmmul 24973 clmmcl 24983 isclmp 24995 cnlmod 25038 cnncvsmulassdemo 25062 cphsubrglem 25075 cphdivcl 25080 cphabscl 25083 cphsqrtcl2 25084 cphsqrtcl3 25085 ipcau2 25132 plypf1 26115 dvply2gOLD 26191 taylply2OLD 26274 reefgim 26358 efabl 26457 efsubm 26458 amgmlem 26898 amgm 26899 wilthlem2 26977 wilthlem3 26978 dchrelbas3 27147 dchrzrhmul 27155 dchrmulcl 27158 dchrn0 27159 dchrinvcl 27162 dchrsum2 27177 sum2dchr 27183 qabvexp 27535 ostthlem2 27537 padicabv 27539 ostth2lem2 27543 ostth3 27547 xrge0slmod 33285 zringfrac 33491 ccfldsrarelvec 33638 ccfldextdgrr 33639 constrelextdg2 33714 constrsdrg 33742 2sqr3minply 33747 cos9thpiminplylem6 33754 iistmd 33869 xrge0iifmhm 33906 xrge0pluscn 33907 qqhrhm 33956 cnsrexpcl 43138 cnsrplycl 43140 rngunsnply 43142 amgm2d 44171 amgm3d 44172 amgm4d 44173 cnfldsrngmul 48147 aacllem 49786 amgmlemALT 49788 amgmw2d 49789 |
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