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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 9798 num0h 9799 numsuc 9801 numsucc 9832 numma 9836 nummac 9837 numma2c 9838 numadd 9839 numaddc 9840 nummul1c 9841 nummul2c 9842 decrmanc 9849 decrmac 9850 decaddi 9852 decaddci 9853 decsubi 9855 decmul1 9856 decmulnc 9859 11multnc 9860 decmul10add 9861 6p5lem 9862 4t3lem 9889 7t3e21 9902 7t6e42 9905 8t3e24 9908 8t4e32 9909 8t8e64 9913 9t3e27 9915 9t4e36 9916 9t5e45 9917 9t6e54 9918 9t7e63 9919 9t11e99 9922 decbin0 9932 decbin2 9933 sq10 11172 3dec 11174 cats1fvn 11558 3dvdsdec 12657 3dvds2dec 12658 3lcm2e6 12964 dec5dvds 13220 dec5dvds2 13221 dec2nprm 13223 modxai 13224 mod2xi 13225 mod2xnegi 13227 modsubi 13228 gcdi 13229 numexp0 13231 numexp1 13232 numexpp1 13233 numexp2x 13234 decsplit0b 13235 decsplit0 13236 decsplit1 13237 decsplit 13238 karatsuba 13239 2exp8 13244 prmlem2 13263 139prm 13267 163prm 13268 631prm 13270 1259lem1 13271 1259lem2 13272 1259lem3 13273 1259lem4 13274 1259lem5 13275 1259prm 13276 ballotfilemth 13339 log2ublem1 16221 log2ublem2 16222 log2ublem3 16223 log2ublog2 16224 birthdaylog2 16228 bpos1lem 16309 |
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