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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 21348. (Revised by GG, 27-Apr-2025.) |
| Ref | Expression |
|---|---|
| cnfldmul | ⊢ · = (.r‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-mulf 11109 | . . . 4 ⊢ · :(ℂ × ℂ)⟶ℂ | |
| 2 | ffn 6655 | . . . 4 ⊢ ( · :(ℂ × ℂ)⟶ℂ → · Fn (ℂ × ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | . . 3 ⊢ · Fn (ℂ × ℂ) |
| 4 | fnov 7487 | . . 3 ⊢ ( · Fn (ℂ × ℂ) ↔ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦))) | |
| 5 | 3, 4 | mpbi 231 | . 2 ⊢ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) |
| 6 | mpocnfldmul 21354 | . 2 ⊢ (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) = (.r‘ℂfld) | |
| 7 | 5, 6 | eqtri 2762 | 1 ⊢ · = (.r‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1547 × cxp 5616 Fn wfn 6480 ⟶wf 6481 ‘cfv 6485 (class class class)co 7356 ∈ cmpo 7358 ℂcc 11027 · cmul 11034 .rcmulr 17212 ℂfldccnfld 21347 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 ax-mulf 11109 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-tp 4560 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-9 12242 df-n0 12429 df-z 12516 df-dec 12636 df-uz 12780 df-fz 13453 df-struct 17108 df-slot 17143 df-ndx 17155 df-base 17171 df-plusg 17224 df-mulr 17225 df-starv 17226 df-tset 17230 df-ple 17231 df-ds 17233 df-unif 17234 df-cnfld 21348 |
| This theorem is referenced by: cnfldexp 21380 cnsrng 21381 absabv 21399 cnsubrg 21402 cnmsubglem 21405 expmhm 21411 nn0srg 21412 rge0srg 21413 zringmulr 21432 expghm 21450 psgnghm 21555 psgnco 21558 evpmodpmf1o 21571 remulr 21586 mdetralt 22591 clmmul 25060 clmmcl 25070 isclmp 25082 cnlmod 25125 cnncvsmulassdemo 25149 cphsubrglem 25162 cphdivcl 25167 cphabscl 25170 cphsqrtcl2 25171 cphsqrtcl3 25172 ipcau2 25219 plypf1 26195 reefgim 26433 efabl 26532 efsubm 26533 amgmlem 26971 amgm 26972 wilthlem2 27050 wilthlem3 27051 dchrelbas3 27219 dchrzrhmul 27227 dchrmulcl 27230 dchrn0 27231 dchrinvcl 27234 dchrsum2 27249 sum2dchr 27255 qabvexp 27607 ostthlem2 27609 padicabv 27611 ostth2lem2 27615 ostth3 27619 xrge0slmod 33431 zringfrac 33637 ccfldsrarelvec 33855 ccfldextdgrr 33856 constrelextdg2 33931 constrsdrg 33959 2sqr3minply 33964 cos9thpiminplylem6 33971 iistmd 34086 xrge0iifmhm 34123 xrge0pluscn 34124 qqhrhm 34173 cnsrexpcl 43610 cnsrplycl 43612 rngunsnply 43614 amgm2d 44642 amgm3d 44643 amgm4d 44644 cnfldsrngmul 48654 aacllem 50291 amgmlemALT 50293 amgmw2d 50294 |
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