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| Mirrors > Home > ILE Home > Th. List > 3cn | Unicode version | ||
| Description: The number 3 is a complex number. (Contributed by FL, 17-Oct-2010.) |
| Ref | Expression |
|---|---|
| 3cn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3re 9184 |
. 2
| |
| 2 | 1 | recni 8158 |
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-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-11 1552 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 ax-resscn 8091 ax-1re 8093 ax-addrcl 8096 |
| This theorem depends on definitions: df-bi 117 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-in 3203 df-ss 3210 df-2 9169 df-3 9170 |
| This theorem is referenced by: 3ex 9186 3m1e2 9230 4m1e3 9231 3p2e5 9252 3p3e6 9253 4p4e8 9256 5p4e9 9259 3t1e3 9266 3t2e6 9267 3t3e9 9268 8th4div3 9330 halfpm6th 9331 6p4e10 9649 9t8e72 9705 halfthird 9720 fzo0to42pr 10426 sq3 10858 expnass 10867 fac3 10954 4bc3eq4 10995 ef01bndlem 12267 sin01bnd 12268 cos01bnd 12269 cos1bnd 12270 cos2bnd 12271 cos01gt0 12274 3dvdsdec 12376 3dvds2dec 12377 5ndvds3 12445 3lcm2e6woprm 12608 2exp6 12956 2exp16 12960 cosq23lt0 15507 tangtx 15512 sincos6thpi 15516 sincos3rdpi 15517 pigt3 15518 binom4 15653 lgsdir2lem1 15707 lgsdir2lem5 15711 2lgslem3b 15773 2lgslem3d 15775 2lgsoddprmlem3c 15788 2lgsoddprmlem3d 15789 ex-exp 16091 ex-dvds 16094 ex-gcd 16095 |
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