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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 21587. (Revised by GG, 27-Apr-2025.) |
| Ref | Expression |
|---|---|
| cnfldmul | ⊢ · = (.r‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-mulf 11205 | . . . 4 ⊢ · :(ℂ × ℂ)⟶ℂ | |
| 2 | ffn 6703 | . . . 4 ⊢ ( · :(ℂ × ℂ)⟶ℂ → · Fn (ℂ × ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | . . 3 ⊢ · Fn (ℂ × ℂ) |
| 4 | fnov 7545 | . . 3 ⊢ ( · Fn (ℂ × ℂ) ↔ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦))) | |
| 5 | 3, 4 | mpbi 233 | . 2 ⊢ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) |
| 6 | mpocnfldmul 21593 | . 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 1570 × cxp 5653 Fn wfn 6528 ⟶wf 6529 ‘cfv 6533 (class class class)co 7414 ∈ cmpo 7416 ℂcc 11123 · cmul 11130 .rcmulr 17344 ℂfldccnfld 21586 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-cnex 11181 ax-resscn 11182 ax-1cn 11183 ax-icn 11184 ax-addcl 11185 ax-addrcl 11186 ax-mulcl 11187 ax-mulrcl 11188 ax-mulcom 11189 ax-addass 11190 ax-mulass 11191 ax-distr 11192 ax-i2m1 11193 ax-1ne0 11194 ax-1rid 11195 ax-rnegex 11196 ax-rrecex 11197 ax-cnre 11198 ax-pre-lttri 11199 ax-pre-lttrn 11200 ax-pre-ltadd 11201 ax-pre-mulgt0 11202 ax-mulf 11205 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 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 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-1o 8456 df-er 8697 df-en 8954 df-dom 8955 df-sdom 8956 df-fin 8957 df-pnf 11270 df-mnf 11271 df-xr 11272 df-ltxr 11273 df-le 11274 df-sub 11468 df-neg 11469 df-nn 12259 df-2 12328 df-3 12329 df-4 12330 df-5 12331 df-6 12332 df-7 12333 df-8 12334 df-9 12335 df-n0 12530 df-z 12617 df-dec 12738 df-uz 12889 df-fz 13563 df-struct 17240 df-slot 17275 df-ndx 17287 df-base 17303 df-plusg 17356 df-mulr 17357 df-starv 17358 df-tset 17362 df-ple 17363 df-ds 17365 df-unif 17366 df-cnfld 21587 |
| This theorem is used by: cnfldexp 21619 cnsrng 21620 absabv 21638 cnsubrg 21641 cnmsubglem 21644 expmhm 21650 nn0srg 21651 rge0srg 21652 zringmulr 21671 expghm 21689 psgnghm 21794 psgnco 21797 evpmodpmf1o 21810 remulr 21825 mdetralt 22831 clmmul 25304 clmmcl 25314 isclmp 25326 cnlmod 25369 cnncvsmulassdemo 25393 cphsubrglem 25406 cphdivcl 25411 cphabscl 25414 cphsqrtcl2 25415 cphsqrtcl3 25416 ipcau2 25463 plypf1 26439 reefgim 26687 efabl 26788 efsubm 26789 amgmlem 27227 amgm 27228 wilthlem2 27306 wilthlem3 27307 dchrelbas3 27475 dchrzrhmul 27483 dchrmulcl 27486 dchrn0 27487 dchrinvcl 27490 dchrsum2 27505 sum2dchr 27511 qabvexp 27863 ostthlem2 27865 padicabv 27867 ostth2lem2 27871 ostth3 27875 xrge0slmod 33789 zringfrac 33965 ccfldsrarelvec 34182 ccfldextdgrr 34183 constrelextdg2 34258 constrsdrg 34286 2sqr3minply 34291 cos9thpiminplylem6 34298 iistmd 34413 xrge0iifmhm 34450 xrge0pluscn 34451 qqhrhm 34500 cnsrexpcl 44007 cnsrplycl 44009 rngunsnply 44011 amgm2d 45039 amgm3d 45040 amgm4d 45041 cnfldsrngmul 49079 aacllem 50773 amgmlemALT 50822 amgmw2d 50823 |
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