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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 9217 |
. 2
| |
| 2 | 1 | recni 8191 |
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 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-11 1554 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 ax-resscn 8124 ax-1re 8126 ax-addrcl 8129 |
| This theorem depends on definitions: df-bi 117 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-in 3206 df-ss 3213 df-2 9202 df-3 9203 |
| This theorem is referenced by: 3ex 9219 3m1e2 9263 4m1e3 9264 3p2e5 9285 3p3e6 9286 4p4e8 9289 5p4e9 9292 3t1e3 9299 3t2e6 9300 3t3e9 9301 8th4div3 9363 halfpm6th 9364 6p4e10 9682 9t8e72 9738 halfthird 9753 fzo0to42pr 10466 sq3 10899 expnass 10908 fac3 10995 4bc3eq4 11036 ef01bndlem 12319 sin01bnd 12320 cos01bnd 12321 cos1bnd 12322 cos2bnd 12323 cos01gt0 12326 3dvdsdec 12428 3dvds2dec 12429 5ndvds3 12497 3lcm2e6woprm 12660 2exp6 13008 2exp16 13012 cosq23lt0 15560 tangtx 15565 sincos6thpi 15569 sincos3rdpi 15570 pigt3 15571 binom4 15706 lgsdir2lem1 15760 lgsdir2lem5 15764 2lgslem3b 15826 2lgslem3d 15828 2lgsoddprmlem3c 15841 2lgsoddprmlem3d 15842 ex-exp 16340 ex-dvds 16343 ex-gcd 16344 |
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