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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 21694. (Revised by GG, 27-Apr-2025.) |
| Ref | Expression |
|---|---|
| cnfldadd | ⊢ + = (+g‘ℂfld) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-addf 11292 | . . . 4 ⊢ + :(ℂ × ℂ)⟶ℂ | |
| 2 | ffn 6720 | . . . 4 ⊢ ( + :(ℂ × ℂ)⟶ℂ → + Fn (ℂ × ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | . . 3 ⊢ + Fn (ℂ × ℂ) |
| 4 | fnov 7561 | . . 3 ⊢ ( + Fn (ℂ × ℂ) ↔ + = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 + 𝑦))) | |
| 5 | 3, 4 | mpbi 233 | . 2 ⊢ + = (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 + 𝑦)) |
| 6 | mpocnfldadd 21698 | . 2 ⊢ (𝑥 ∈ ℂ, 𝑦 ∈ ℂ ↦ (𝑥 + 𝑦)) = (+g‘ℂfld) | |
| 7 | 5, 6 | eqtri 2786 | 1 ⊢ + = (+g‘ℂfld) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1569 × cxp 5653 Fn wfn 6542 ⟶wf 6543 ‘cfv 6547 (class class class)co 7430 ∈ cmpo 7432 ℂcc 11211 + caddc 11216 +gcplusg 17443 ℂfldccnfld 21693 |
| 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 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 ax-cnex 11269 ax-resscn 11270 ax-1cn 11271 ax-icn 11272 ax-addcl 11273 ax-addrcl 11274 ax-mulcl 11275 ax-mulrcl 11276 ax-mulcom 11277 ax-addass 11278 ax-mulass 11279 ax-distr 11280 ax-i2m1 11281 ax-1ne0 11282 ax-1rid 11283 ax-rnegex 11284 ax-rrecex 11285 ax-cnre 11286 ax-pre-lttri 11287 ax-pre-lttrn 11288 ax-pre-ltadd 11289 ax-pre-mulgt0 11290 ax-addf 11292 |
| 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 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 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 6311 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-om 7888 df-1st 8011 df-2nd 8012 df-frecs 8313 df-wrecs 8344 df-recs 8393 df-rdg 8432 df-1o 8490 df-er 8731 df-en 8988 df-dom 8989 df-sdom 8990 df-fin 8991 df-pnf 11358 df-mnf 11359 df-xr 11360 df-ltxr 11361 df-le 11362 df-sub 11556 df-neg 11557 df-nn 12349 df-2 12418 df-3 12419 df-4 12420 df-5 12421 df-6 12422 df-7 12423 df-8 12424 df-9 12425 df-n0 12620 df-z 12707 df-dec 12828 df-uz 12979 df-fz 13653 df-struct 17340 df-slot 17375 df-ndx 17387 df-base 17403 df-plusg 17456 df-mulr 17457 df-starv 17458 df-tset 17462 df-ple 17463 df-ds 17465 df-unif 17466 df-cnfld 21694 |
| This theorem is used by: cncrng 21714 cnfld0 21717 cnfldneg 21719 cnfldplusf 21720 cnfldsub 21721 cnfldmulg 21725 cnsrng 21727 cnsubmlem 21736 cnsubglem 21737 absabv 21745 cnsubrg 21748 gsumfsum 21755 regsumfsum 21756 expmhm 21757 nn0srg 21758 rge0srg 21759 zringplusg 21775 replusg 21931 regsumsupp 21943 mhpmulcl 22485 clmadd 25410 clmacl 25420 isclmp 25433 cnlmod 25476 cnncvsaddassdemo 25499 cphsqrtcl2 25522 ipcau2 25570 tdeglem3 26392 tdeglem4 26393 taylply2 26710 efgh 26884 efabl 26893 jensenlem1 27329 jensenlem2 27330 qabvle 27967 padicabv 27972 ostth2lem2 27976 ostth3 27980 gsumzrsum 33682 xrge0slmod 33965 zringfrac 34142 psrmonprod 34240 ccfldsrarelvec 34359 ccfldextdgrr 34360 constrelextdg2 34435 constrsdrg 34463 2sqr3minply 34468 cos9thpiminplylem6 34475 cos9thpiminply 34476 qqhghm 34676 qqhrhm 34677 esumpfinvallem 34762 mhphflem 43767 fsumcnsrcl 44311 rngunsnply 44314 deg1mhm 44345 amgm2d 45341 amgm3d 45342 amgm4d 45343 sge0tsms 47532 cnfldsrngadd 49401 aacllem 51156 amgmw2d 51206 |
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