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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 9472 |
. 2
|
| 3 | 2 | recni 8251 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 ax-sep 4212 ax-cnex 8183 ax-resscn 8184 ax-1re 8186 ax-addrcl 8189 ax-rnegex 8201 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-sn 3679 df-int 3934 df-inn 9203 df-n0 9462 |
| This theorem is referenced by: nn0le2xi 9511 num0u 9682 num0h 9683 numsuc 9685 numsucc 9711 numma 9715 nummac 9716 numma2c 9717 numadd 9718 numaddc 9719 nummul1c 9720 nummul2c 9721 decrmanc 9728 decrmac 9729 decaddi 9731 decaddci 9732 decsubi 9734 decmul1 9735 decmulnc 9738 11multnc 9739 decmul10add 9740 6p5lem 9741 4t3lem 9768 7t3e21 9781 7t6e42 9784 8t3e24 9787 8t4e32 9788 8t8e64 9792 9t3e27 9794 9t4e36 9795 9t5e45 9796 9t6e54 9797 9t7e63 9798 9t11e99 9801 decbin0 9811 decbin2 9812 sq10 11037 3dec 11039 cats1fvn 11411 3dvdsdec 12506 3dvds2dec 12507 3lcm2e6 12812 dec5dvds 13065 dec5dvds2 13066 dec2nprm 13068 modxai 13069 mod2xi 13070 modsubi 13072 gcdi 13073 numexp0 13075 numexp1 13076 numexpp1 13077 numexp2x 13078 decsplit0b 13079 decsplit0 13080 decsplit1 13081 decsplit 13082 karatsuba 13083 2exp8 13088 |
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