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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 21353. (Revised by GG, 27-Apr-2025.) |
| Ref | Expression |
|---|---|
| cnfldmul | ⊢ · = (.r‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-mulf 11118 | . . . 4 ⊢ · :(ℂ × ℂ)⟶ℂ | |
| 2 | ffn 6668 | . . . 4 ⊢ ( · :(ℂ × ℂ)⟶ℂ → · Fn (ℂ × ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | . . 3 ⊢ · Fn (ℂ × ℂ) |
| 4 | fnov 7498 | . . 3 ⊢ ( · Fn (ℂ × ℂ) ↔ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦))) | |
| 5 | 3, 4 | mpbi 230 | . 2 ⊢ · = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) |
| 6 | mpocnfldmul 21359 | . 2 ⊢ (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 · 𝑦)) = (.r‘ℂfld) | |
| 7 | 5, 6 | eqtri 2759 | 1 ⊢ · = (.r‘ℂfld) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 × cxp 5629 Fn wfn 6493 ⟶wf 6494 ‘cfv 6498 (class class class)co 7367 ∈ cmpo 7369 ℂcc 11036 · cmul 11043 .rcmulr 17221 ℂfldccnfld 21352 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 ax-mulf 11118 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-tp 4572 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-fin 8897 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-5 12247 df-6 12248 df-7 12249 df-8 12250 df-9 12251 df-n0 12438 df-z 12525 df-dec 12645 df-uz 12789 df-fz 13462 df-struct 17117 df-slot 17152 df-ndx 17164 df-base 17180 df-plusg 17233 df-mulr 17234 df-starv 17235 df-tset 17239 df-ple 17240 df-ds 17242 df-unif 17243 df-cnfld 21353 |
| This theorem is referenced by: cnfldexp 21385 cnsrng 21386 absabv 21404 cnsubrg 21407 cnmsubglem 21410 expmhm 21416 nn0srg 21417 rge0srg 21418 zringmulr 21437 expghm 21455 psgnghm 21560 psgnco 21563 evpmodpmf1o 21576 remulr 21591 mdetralt 22573 clmmul 25042 clmmcl 25052 isclmp 25064 cnlmod 25107 cnncvsmulassdemo 25131 cphsubrglem 25144 cphdivcl 25149 cphabscl 25152 cphsqrtcl2 25153 cphsqrtcl3 25154 ipcau2 25201 plypf1 26177 reefgim 26415 efabl 26514 efsubm 26515 amgmlem 26953 amgm 26954 wilthlem2 27032 wilthlem3 27033 dchrelbas3 27201 dchrzrhmul 27209 dchrmulcl 27212 dchrn0 27213 dchrinvcl 27216 dchrsum2 27231 sum2dchr 27237 qabvexp 27589 ostthlem2 27591 padicabv 27593 ostth2lem2 27597 ostth3 27601 xrge0slmod 33408 zringfrac 33614 ccfldsrarelvec 33815 ccfldextdgrr 33816 constrelextdg2 33891 constrsdrg 33919 2sqr3minply 33924 cos9thpiminplylem6 33931 iistmd 34046 xrge0iifmhm 34083 xrge0pluscn 34084 qqhrhm 34133 cnsrexpcl 43593 cnsrplycl 43595 rngunsnply 43597 amgm2d 44625 amgm3d 44626 amgm4d 44627 cnfldsrngmul 48639 aacllem 50276 amgmlemALT 50278 amgmw2d 50279 |
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