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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 9034 |
. 2
| |
| 2 | 1 | recni 8010 |
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 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-11 1517 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2171 ax-resscn 7943 ax-1re 7945 ax-addrcl 7948 |
| This theorem depends on definitions: df-bi 117 df-nf 1472 df-sb 1774 df-clab 2176 df-cleq 2182 df-clel 2185 df-in 3154 df-ss 3161 df-2 9019 df-3 9020 |
| This theorem is referenced by: 3ex 9036 3m1e2 9080 4m1e3 9081 3p2e5 9101 3p3e6 9102 4p4e8 9105 5p4e9 9108 3t1e3 9115 3t2e6 9116 3t3e9 9117 8th4div3 9179 halfpm6th 9180 6p4e10 9496 9t8e72 9552 halfthird 9567 fzo0to42pr 10262 sq3 10663 expnass 10672 fac3 10759 4bc3eq4 10800 ef01bndlem 11811 sin01bnd 11812 cos01bnd 11813 cos1bnd 11814 cos2bnd 11815 cos01gt0 11817 3dvdsdec 11917 3dvds2dec 11918 3lcm2e6woprm 12135 cosq23lt0 14792 tangtx 14797 sincos6thpi 14801 sincos3rdpi 14802 pigt3 14803 binom4 14935 lgsdir2lem1 14968 lgsdir2lem5 14972 2lgsoddprmlem3c 14996 2lgsoddprmlem3d 14997 ex-exp 15018 ex-dvds 15021 ex-gcd 15022 |
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