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| Mirrors > Home > ILE Home > Th. List > nn0cni | GIF version | ||
| Description: A nonnegative integer is a complex number. (Contributed by NM, 14-May-2003.) |
| Ref | Expression |
|---|---|
| nn0re.1 | ⊢ 𝐴 ∈ ℕ0 |
| Ref | Expression |
|---|---|
| nn0cni | ⊢ 𝐴 ∈ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nn0re.1 | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
| 2 | 1 | nn0rei 9403 | . 2 ⊢ 𝐴 ∈ ℝ |
| 3 | 2 | recni 8181 | 1 ⊢ 𝐴 ∈ ℂ |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2200 ℂcc 8020 ℕ0cn0 9392 |
| 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 ax-sep 4205 ax-cnex 8113 ax-resscn 8114 ax-1re 8116 ax-addrcl 8119 ax-rnegex 8131 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2802 df-un 3202 df-in 3204 df-ss 3211 df-sn 3673 df-int 3927 df-inn 9134 df-n0 9393 |
| This theorem is referenced by: nn0le2xi 9442 num0u 9611 num0h 9612 numsuc 9614 numsucc 9640 numma 9644 nummac 9645 numma2c 9646 numadd 9647 numaddc 9648 nummul1c 9649 nummul2c 9650 decrmanc 9657 decrmac 9658 decaddi 9660 decaddci 9661 decsubi 9663 decmul1 9664 decmulnc 9667 11multnc 9668 decmul10add 9669 6p5lem 9670 4t3lem 9697 7t3e21 9710 7t6e42 9713 8t3e24 9716 8t4e32 9717 8t8e64 9721 9t3e27 9723 9t4e36 9724 9t5e45 9725 9t6e54 9726 9t7e63 9727 9t11e99 9730 decbin0 9740 decbin2 9741 sq10 10964 3dec 10966 cats1fvn 11335 3dvdsdec 12416 3dvds2dec 12417 3lcm2e6 12722 dec5dvds 12975 dec5dvds2 12976 dec2nprm 12978 modxai 12979 mod2xi 12980 modsubi 12982 gcdi 12983 numexp0 12985 numexp1 12986 numexpp1 12987 numexp2x 12988 decsplit0b 12989 decsplit0 12990 decsplit1 12991 decsplit 12992 karatsuba 12993 2exp8 12998 |
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