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| Mirrors > Home > ILE Home > Th. List > nn0cni | Unicode version | ||
| Description: A nonnegative integer is a complex number. (Contributed by NM, 14-May-2003.) |
| Ref | Expression |
|---|---|
| nn0re.1 |
|
| Ref | Expression |
|---|---|
| nn0cni |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nn0re.1 |
. . 3
| |
| 2 | 1 | nn0rei 9585 |
. 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 ax-rnegex 8294 |
| 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 9314 df-n0 9575 |
| This theorem is used by: nn0le2xi 9624 num0u 9797 num0h 9798 numsuc 9800 numsucc 9831 numma 9835 nummac 9836 numma2c 9837 numadd 9838 numaddc 9839 nummul1c 9840 nummul2c 9841 decrmanc 9848 decrmac 9849 decaddi 9851 decaddci 9852 decsubi 9854 decmul1 9855 decmulnc 9858 11multnc 9859 decmul10add 9860 6p5lem 9861 4t3lem 9888 7t3e21 9901 7t6e42 9904 8t3e24 9907 8t4e32 9908 8t8e64 9912 9t3e27 9914 9t4e36 9915 9t5e45 9916 9t6e54 9917 9t7e63 9918 9t11e99 9921 decbin0 9931 decbin2 9932 sq10 11171 3dec 11173 cats1fvn 11557 3dvdsdec 12656 3dvds2dec 12657 3lcm2e6 12963 dec5dvds 13219 dec5dvds2 13220 dec2nprm 13222 modxai 13223 mod2xi 13224 mod2xnegi 13226 modsubi 13227 gcdi 13228 numexp0 13230 numexp1 13231 numexpp1 13232 numexp2x 13233 decsplit0b 13234 decsplit0 13235 decsplit1 13236 decsplit 13237 karatsuba 13238 2exp8 13243 prmlem2 13262 139prm 13266 163prm 13267 631prm 13269 1259lem1 13270 1259lem2 13271 1259lem3 13272 1259lem4 13273 1259lem5 13274 1259prm 13275 ballotfilemth 13338 log2ublem1 16238 log2ublem2 16239 log2ublem3 16240 log2ublog2 16241 birthdaylog2 16245 bpos1lem 16326 |
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