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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 9385 | . 2 ⊢ ℕ0 ⊆ ℂ | |
| 2 | 1 | sseli 3220 | 1 ⊢ (𝐴 ∈ ℕ0 → 𝐴 ∈ ℂ) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2200 ℂcc 8008 ℕ0cn0 9380 |
| 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 4202 ax-cnex 8101 ax-resscn 8102 ax-1re 8104 ax-addrcl 8107 ax-rnegex 8119 |
| 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 2801 df-un 3201 df-in 3203 df-ss 3210 df-sn 3672 df-int 3924 df-inn 9122 df-n0 9381 |
| This theorem is referenced by: nn0nnaddcl 9411 elnn0nn 9422 difgtsumgt 9527 nn0n0n1ge2 9528 uzaddcl 9793 fzctr 10341 nn0split 10344 elfzoext 10410 zpnn0elfzo1 10426 ubmelm1fzo 10444 subfzo0 10460 modqmuladdnn0 10602 addmodidr 10607 modfzo0difsn 10629 nn0ennn 10667 expadd 10815 expmul 10818 bernneq 10894 bernneq2 10895 faclbnd 10975 faclbnd6 10978 bccmpl 10988 bcn0 10989 bcnn 10991 bcnp1n 10993 bcn2 10998 bcp1m1 10999 bcpasc 11000 bcn2p1 11004 hashfzo0 11058 hashfz0 11060 ccatalpha 11161 ccatws1lenp1bg 11183 swrdfv2 11210 swrdspsleq 11214 swrdlsw 11216 pfxmpt 11227 pfxswrd 11253 wrdind 11269 wrd2ind 11270 pfxccatin12lem4 11273 pfxccatin12lem1 11275 pfxccatin12lem2 11278 pfxccatin12 11280 swrdccat3blem 11286 fisum0diag2 11973 hashiun 12004 binom1dif 12013 bcxmas 12015 geolim 12037 efaddlem 12200 efexp 12208 eftlub 12216 demoivreALT 12300 nn0ob 12434 modremain 12455 mulgcdr 12554 nn0seqcvgd 12578 modprmn0modprm0 12794 coprimeprodsq 12795 coprimeprodsq2 12796 pcexp 12847 dvdsprmpweqle 12875 difsqpwdvds 12876 znnen 12984 ennnfonelemp1 12992 mulgneg2 13708 cnfldmulg 14555 nn0subm 14562 rpcxpmul2 15602 0sgmppw 15682 2lgslem1c 15784 2lgslem3a 15787 2lgslem3b 15788 2lgslem3c 15789 2lgslem3d 15790 2lgslem3a1 15791 2lgslem3b1 15792 2lgslem3c1 15793 2lgslem3d1 15794 wlklenvclwlk 16114 |
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