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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 9316 |
. 2
|
| 3 | 2 | recni 8339 |
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 4249 ax-cnex 8271 ax-resscn 8272 ax-1re 8274 ax-addrcl 8277 |
| 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 9308 |
| This theorem is used by: 9p1e10 9784 numnncl2 9809 dec10p 9829 3dec 11168 4bc2eq6 11229 ef01bndlem 12542 3dvds 12650 pockthi 13160 dec5nprm 13216 dec2nprm 13217 modxai 13218 modxp1i 13220 mod2xnegi 13221 modsubi 13222 23prm 13256 37prm 13258 43prm 13259 83prm 13260 139prm 13261 163prm 13262 1259lem1 13265 1259lem4 13268 ballotfilem2 13280 ballotfilemfmpn 13286 ballotfilemth 13333 log2ublem1 16182 log2ublem2 16183 log2ublog2 16185 bclbnd 16268 bposlem8 16279 |
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