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| Mirrors > Home > ILE Home > Th. List > nn0cn | GIF version | ||
| Description: A nonnegative integer is a complex number. (Contributed by NM, 9-May-2004.) |
| Ref | Expression |
|---|---|
| nn0cn | ⊢ (𝐴 ∈ ℕ0 → 𝐴 ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nn0sscn 9397 | . 2 ⊢ ℕ0 ⊆ ℂ | |
| 2 | 1 | sseli 3221 | 1 ⊢ (𝐴 ∈ ℕ0 → 𝐴 ∈ ℂ) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2200 ℂcc 8020 ℕ0cn0 9392 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 ax-sep 4205 ax-cnex 8113 ax-resscn 8114 ax-1re 8116 ax-addrcl 8119 ax-rnegex 8131 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2802 df-un 3202 df-in 3204 df-ss 3211 df-sn 3673 df-int 3927 df-inn 9134 df-n0 9393 |
| This theorem is referenced by: nn0nnaddcl 9423 elnn0nn 9434 difgtsumgt 9539 nn0n0n1ge2 9540 uzaddcl 9810 fzctr 10358 nn0split 10361 elfzoext 10427 zpnn0elfzo1 10443 ubmelm1fzo 10461 subfzo0 10478 modqmuladdnn0 10620 addmodidr 10625 modfzo0difsn 10647 nn0ennn 10685 expadd 10833 expmul 10836 bernneq 10912 bernneq2 10913 faclbnd 10993 faclbnd6 10996 bccmpl 11006 bcn0 11007 bcnn 11009 bcnp1n 11011 bcn2 11016 bcp1m1 11017 bcpasc 11018 bcn2p1 11022 hashfzo0 11077 hashfz0 11079 ccatalpha 11180 ccatws1lenp1bg 11202 ccatw2s1leng 11205 swrdfv2 11234 swrdspsleq 11238 swrdlsw 11240 pfxmpt 11251 pfxswrd 11277 wrdind 11293 wrd2ind 11294 pfxccatin12lem4 11297 pfxccatin12lem1 11299 pfxccatin12lem2 11302 pfxccatin12 11304 swrdccat3blem 11310 fisum0diag2 11998 hashiun 12029 binom1dif 12038 bcxmas 12040 geolim 12062 efaddlem 12225 efexp 12233 eftlub 12241 demoivreALT 12325 nn0ob 12459 modremain 12480 mulgcdr 12579 nn0seqcvgd 12603 modprmn0modprm0 12819 coprimeprodsq 12820 coprimeprodsq2 12821 pcexp 12872 dvdsprmpweqle 12900 difsqpwdvds 12901 znnen 13009 ennnfonelemp1 13017 mulgneg2 13733 cnfldmulg 14580 nn0subm 14587 rpcxpmul2 15627 0sgmppw 15707 2lgslem1c 15809 2lgslem3a 15812 2lgslem3b 15813 2lgslem3c 15814 2lgslem3d 15815 2lgslem3a1 15816 2lgslem3b1 15817 2lgslem3c1 15818 2lgslem3d1 15819 wlklenvclwlk 16170 clwwlknonex2lem2 16233 |
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