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| Mirrors > Home > MPE Home > Th. List > cnfldadd | Structured version Visualization version GIF version | ||
| Description: The addition 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 21679. (Revised by GG, 27-Apr-2025.) |
| Ref | Expression |
|---|---|
| cnfldadd | ⊢ + = (+g‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-addf 11279 | . . . 4 ⊢ + :(ℂ × ℂ)⟶ℂ | |
| 2 | ffn 6709 | . . . 4 ⊢ ( + :(ℂ × ℂ)⟶ℂ → + Fn (ℂ × ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | . . 3 ⊢ + Fn (ℂ × ℂ) |
| 4 | fnov 7551 | . . 3 ⊢ ( + Fn (ℂ × ℂ) ↔ + = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 + 𝑦))) | |
| 5 | 3, 4 | mpbi 233 | . 2 ⊢ + = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 + 𝑦)) |
| 6 | mpocnfldadd 21683 | . 2 ⊢ (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 + 𝑦)) = (+g‘ℂfld) | |
| 7 | 5, 6 | eqtri 2784 | 1 ⊢ + = (+g‘ℂfld) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 × cxp 5649 Fn wfn 6533 ⟶wf 6534 ‘cfv 6538 (class class class)co 7420 ∈ cmpo 7422 ℂcc 11198 + caddc 11203 +gcplusg 17428 ℂfldccnfld 21678 |
| 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 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 ax-addf 11279 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 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 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 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-1o 8476 df-er 8717 df-en 8974 df-dom 8975 df-sdom 8976 df-fin 8977 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-nn 12336 df-2 12405 df-3 12406 df-4 12407 df-5 12408 df-6 12409 df-7 12410 df-8 12411 df-9 12412 df-n0 12607 df-z 12694 df-dec 12815 df-uz 12966 df-fz 13640 df-struct 17325 df-slot 17360 df-ndx 17372 df-base 17388 df-plusg 17441 df-mulr 17442 df-starv 17443 df-tset 17447 df-ple 17448 df-ds 17450 df-unif 17451 df-cnfld 21679 |
| This theorem is used by: cncrng 21699 cnfld0 21702 cnfldneg 21704 cnfldplusf 21705 cnfldsub 21706 cnfldmulg 21710 cnsrng 21712 cnsubmlem 21721 cnsubglem 21722 absabv 21730 cnsubrg 21733 gsumfsum 21740 regsumfsum 21741 expmhm 21742 nn0srg 21743 rge0srg 21744 zringplusg 21760 replusg 21916 regsumsupp 21928 mhpmulcl 22470 clmadd 25395 clmacl 25405 isclmp 25418 cnlmod 25461 cnncvsaddassdemo 25484 cphsqrtcl2 25507 ipcau2 25555 tdeglem3 26377 tdeglem4 26378 taylply2 26695 efgh 26869 efabl 26878 jensenlem1 27314 jensenlem2 27315 qabvle 27952 padicabv 27957 ostth2lem2 27961 ostth3 27965 gsumzrsum 33626 xrge0slmod 33909 zringfrac 34086 psrmonprod 34184 ccfldsrarelvec 34303 ccfldextdgrr 34304 constrelextdg2 34379 constrsdrg 34407 2sqr3minply 34412 cos9thpiminplylem6 34419 cos9thpiminply 34420 qqhghm 34620 qqhrhm 34621 esumpfinvallem 34706 mhphflem 43624 fsumcnsrcl 44167 rngunsnply 44170 deg1mhm 44201 amgm2d 45197 amgm3d 45198 amgm4d 45199 sge0tsms 47389 cnfldsrngadd 49258 aacllem 50938 amgmw2d 50988 |
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