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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 9573 | . 2 ⊢ ℕ0 ⊆ ℂ | |
| 2 | 1 | sseli 3244 | 1 ⊢ (𝐴 ∈ ℕ0 → 𝐴 ∈ ℂ) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2209 ℂcc 8178 ℕ0cn0 9568 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 ax-sep 4249 ax-cnex 8271 ax-resscn 8272 ax-1re 8274 ax-addrcl 8277 ax-rnegex 8289 |
| This proof depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-sn 3715 df-int 3971 df-inn 9308 df-n0 9569 |
| This theorem is used by: nn0nnaddcl 9599 elnn0nn 9610 difgtsumgt 9719 nn0n0n1ge2 9720 uzaddcl 9996 fzctr 10551 nn0split 10554 elfzoext 10621 zpnn0elfzo1 10637 ubmelm1fzo 10655 subfzo0 10672 modqmuladdnn0 10820 addmodidr 10825 modfzo0difsn 10847 nn0ennn 10885 expadd 11033 expmul 11036 bernneq 11113 bernneq2 11114 faclbnd 11195 faclbnd6 11198 bccmpl 11208 bcn0 11209 bcnn 11211 bcnp1n 11213 bcn2 11218 bcp1m1 11219 bcpasc 11220 bcn2p1 11225 hashfzo0 11280 hashfz0 11282 ccatalpha 11397 ccatws1lenp1bg 11419 ccatw2s1leng 11422 swrdfv2 11451 swrdspsleq 11455 swrdlsw 11457 pfxmpt 11468 pfxswrd 11494 wrdind 11510 wrd2ind 11511 pfxccatin12lem4 11514 pfxccatin12lem1 11516 pfxccatin12lem2 11519 pfxccatin12 11521 swrdccat3blem 11527 fisum0diag2 12233 hashiun 12264 binom1dif 12273 bcxmas 12275 geolim 12297 efaddlem 12460 efexp 12468 eftlub 12476 demoivreALT 12560 nn0ob 12694 modremain 12715 mulgcdr 12814 nn0seqcvgd 12838 modprmn0modprm0 13058 coprimeprodsq 13059 coprimeprodsq2 13060 pcexp 13111 dvdsprmpweqle 13139 difsqpwdvds 13140 znnen 13341 ennnfonelemp1 13349 mulgneg2 14012 cnfldmulg 14997 nn0subm 15004 psrbagconf1o 15149 rpcxpmul2 16110 0sgmppw 16248 bcctr 16263 bcmono 16265 bcmax 16266 bcp1ctr 16267 2lgslem1c 16375 2lgslem3a 16378 2lgslem3b 16379 2lgslem3c 16380 2lgslem3d 16381 2lgslem3a1 16382 2lgslem3b1 16383 2lgslem3c1 16384 2lgslem3d1 16385 wlklenvclwlk 16780 clwwlknonex2lem2 16845 |
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