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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 9407 | . 2 ⊢ ℕ0 ⊆ ℂ | |
| 2 | 1 | sseli 3223 | 1 ⊢ (𝐴 ∈ ℕ0 → 𝐴 ∈ ℂ) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2202 ℂcc 8030 ℕ0cn0 9402 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 ax-sep 4207 ax-cnex 8123 ax-resscn 8124 ax-1re 8126 ax-addrcl 8129 ax-rnegex 8141 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-sn 3675 df-int 3929 df-inn 9144 df-n0 9403 |
| This theorem is referenced by: nn0nnaddcl 9433 elnn0nn 9444 difgtsumgt 9549 nn0n0n1ge2 9550 uzaddcl 9820 fzctr 10368 nn0split 10371 elfzoext 10438 zpnn0elfzo1 10454 ubmelm1fzo 10472 subfzo0 10489 modqmuladdnn0 10631 addmodidr 10636 modfzo0difsn 10658 nn0ennn 10696 expadd 10844 expmul 10847 bernneq 10923 bernneq2 10924 faclbnd 11004 faclbnd6 11007 bccmpl 11017 bcn0 11018 bcnn 11020 bcnp1n 11022 bcn2 11027 bcp1m1 11028 bcpasc 11029 bcn2p1 11033 hashfzo0 11088 hashfz0 11090 ccatalpha 11194 ccatws1lenp1bg 11216 ccatw2s1leng 11219 swrdfv2 11248 swrdspsleq 11252 swrdlsw 11254 pfxmpt 11265 pfxswrd 11291 wrdind 11307 wrd2ind 11308 pfxccatin12lem4 11311 pfxccatin12lem1 11313 pfxccatin12lem2 11316 pfxccatin12 11318 swrdccat3blem 11324 fisum0diag2 12013 hashiun 12044 binom1dif 12053 bcxmas 12055 geolim 12077 efaddlem 12240 efexp 12248 eftlub 12256 demoivreALT 12340 nn0ob 12474 modremain 12495 mulgcdr 12594 nn0seqcvgd 12618 modprmn0modprm0 12834 coprimeprodsq 12835 coprimeprodsq2 12836 pcexp 12887 dvdsprmpweqle 12915 difsqpwdvds 12916 znnen 13024 ennnfonelemp1 13032 mulgneg2 13748 cnfldmulg 14596 nn0subm 14603 rpcxpmul2 15643 0sgmppw 15723 2lgslem1c 15825 2lgslem3a 15828 2lgslem3b 15829 2lgslem3c 15830 2lgslem3d 15831 2lgslem3a1 15832 2lgslem3b1 15833 2lgslem3c1 15834 2lgslem3d1 15835 wlklenvclwlk 16230 clwwlknonex2lem2 16295 |
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