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| Mirrors > Home > ILE Home > Th. List > nncni | Unicode version | ||
| Description: A positive integer is a complex number. (Contributed by NM, 18-Aug-1999.) |
| Ref | Expression |
|---|---|
| nnre.1 |
|
| Ref | Expression |
|---|---|
| nncni |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnre.1 |
. . 3
| |
| 2 | 1 | nnrei 9322 |
. 2
|
| 3 | 2 | recni 8344 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| 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 4251 ax-cnex 8276 ax-resscn 8277 ax-1re 8279 ax-addrcl 8282 |
| 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-v 2823 df-in 3226 df-ss 3233 df-int 3971 df-inn 9314 |
| This theorem is used by: 9p1e10 9790 numnncl2 9815 dec10p 9835 3dec 11174 4bc2eq6 11235 ef01bndlem 12548 3dvds 12656 pockthi 13166 dec5nprm 13222 dec2nprm 13223 modxai 13224 modxp1i 13226 mod2xnegi 13227 modsubi 13228 23prm 13262 37prm 13264 43prm 13265 83prm 13266 139prm 13267 163prm 13268 1259lem1 13271 1259lem4 13274 ballotfilem2 13286 ballotfilemfmpn 13292 ballotfilemth 13339 log2ublem1 16221 log2ublem2 16222 log2ublog2 16224 bclbnd 16307 bposlem8 16318 |
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