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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 9789 numnncl2 9814 dec10p 9834 3dec 11173 4bc2eq6 11234 ef01bndlem 12547 3dvds 12655 pockthi 13165 dec5nprm 13221 dec2nprm 13222 modxai 13223 modxp1i 13225 mod2xnegi 13226 modsubi 13227 23prm 13261 37prm 13263 43prm 13264 83prm 13265 139prm 13266 163prm 13267 1259lem1 13270 1259lem4 13273 ballotfilem2 13285 ballotfilemfmpn 13291 ballotfilemth 13338 log2ublem1 16238 log2ublem2 16239 log2ublog2 16241 bclbnd 16324 bposlem8 16335 |
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