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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 21688. (Revised by GG, 27-Apr-2025.) |
| Ref | Expression |
|---|---|
| cnfldmul | ⊢ · = (.r‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-mulf 11287 | . . . 4 ⊢ · :(ℂ × ℂ)⟶ℂ | |
| 2 | ffn 6714 | . . . 4 ⊢ ( · :(ℂ × ℂ)⟶ℂ → · Fn (ℂ × ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | . . 3 ⊢ · Fn (ℂ × ℂ) |
| 4 | fnov 7555 | . . 3 ⊢ ( · Fn (ℂ × ℂ) ↔ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦))) | |
| 5 | 3, 4 | mpbi 233 | . 2 ⊢ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) |
| 6 | mpocnfldmul 21694 | . 2 ⊢ (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) = (.r‘ℂfld) | |
| 7 | 5, 6 | eqtri 2783 | 1 ⊢ · = (.r‘ℂfld) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1569 × cxp 5649 Fn wfn 6538 ⟶wf 6539 ‘cfv 6543 (class class class)co 7424 ∈ cmpo 7426 ℂcc 11205 · cmul 11212 .rcmulr 17438 ℂfldccnfld 21687 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5327 ax-pr 5391 ax-un 7755 ax-cnex 11263 ax-resscn 11264 ax-1cn 11265 ax-icn 11266 ax-addcl 11267 ax-addrcl 11268 ax-mulcl 11269 ax-mulrcl 11270 ax-mulcom 11271 ax-addass 11272 ax-mulass 11273 ax-distr 11274 ax-i2m1 11275 ax-1ne0 11276 ax-1rid 11277 ax-rnegex 11278 ax-rrecex 11279 ax-cnre 11280 ax-pre-lttri 11281 ax-pre-lttrn 11282 ax-pre-ltadd 11283 ax-pre-mulgt0 11284 ax-mulf 11287 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-pss 4013 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6307 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6497 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7381 df-ov 7427 df-oprab 7428 df-mpo 7429 df-om 7882 df-1st 8005 df-2nd 8006 df-frecs 8307 df-wrecs 8338 df-recs 8387 df-rdg 8426 df-1o 8484 df-er 8725 df-en 8982 df-dom 8983 df-sdom 8984 df-fin 8985 df-pnf 11352 df-mnf 11353 df-xr 11354 df-ltxr 11355 df-le 11356 df-sub 11550 df-neg 11551 df-nn 12343 df-2 12412 df-3 12413 df-4 12414 df-5 12415 df-6 12416 df-7 12417 df-8 12418 df-9 12419 df-n0 12614 df-z 12701 df-dec 12822 df-uz 12973 df-fz 13647 df-struct 17334 df-slot 17369 df-ndx 17381 df-base 17397 df-plusg 17450 df-mulr 17451 df-starv 17452 df-tset 17456 df-ple 17457 df-ds 17459 df-unif 17460 df-cnfld 21688 |
| This theorem is used by: cnfldexp 21720 cnsrng 21721 absabv 21739 cnsubrg 21742 cnmsubglem 21745 expmhm 21751 nn0srg 21752 rge0srg 21753 zringmulr 21772 expghm 21790 psgnghm 21895 psgnco 21898 evpmodpmf1o 21911 remulr 21926 mdetralt 22932 clmmul 25405 clmmcl 25415 isclmp 25427 cnlmod 25470 cnncvsmulassdemo 25494 cphsubrglem 25507 cphdivcl 25512 cphabscl 25515 cphsqrtcl2 25516 cphsqrtcl3 25517 ipcau2 25564 plypf1 26540 reefgim 26786 efabl 26887 efsubm 26888 amgmlem 27326 amgm 27327 wilthlem2 27405 wilthlem3 27406 dchrelbas3 27574 dchrzrhmul 27582 dchrmulcl 27585 dchrn0 27586 dchrinvcl 27589 dchrsum2 27604 sum2dchr 27610 qabvexp 27962 ostthlem2 27964 padicabv 27966 ostth2lem2 27970 ostth3 27974 xrge0slmod 33959 zringfrac 34136 ccfldsrarelvec 34353 ccfldextdgrr 34354 constrelextdg2 34429 constrsdrg 34457 2sqr3minply 34462 cos9thpiminplylem6 34469 iistmd 34584 xrge0iifmhm 34621 xrge0pluscn 34622 qqhrhm 34671 cnsrexpcl 44304 cnsrplycl 44306 rngunsnply 44308 amgm2d 45335 amgm3d 45336 amgm4d 45337 cnfldsrngmul 49396 aacllem 51150 amgmlemALT 51199 amgmw2d 51200 |
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