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| Mirrors > Home > ILE Home > Th. List > 6cn | GIF version | ||
| Description: The number 6 is complex. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| 6cn | ⊢ 6 ∈ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 6re 9266 | . 2 ⊢ 6 ∈ ℝ | |
| 2 | 1 | recni 8234 | 1 ⊢ 6 ∈ ℂ |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2202 ℂcc 8073 6c6 9240 |
| 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 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-11 1555 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 ax-resscn 8167 ax-1re 8169 ax-addrcl 8172 |
| This theorem depends on definitions: df-bi 117 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-in 3207 df-ss 3214 df-2 9244 df-3 9245 df-4 9246 df-5 9247 df-6 9248 |
| This theorem is referenced by: 7m1e6 9309 6p2e8 9335 6p3e9 9336 halfpm6th 9406 6p4e10 9726 6t2e12 9758 6t3e18 9759 6t5e30 9761 5recm6rec 9798 efi4p 12341 ef01bndlem 12380 cos01bnd 12382 3lcm2e6woprm 12721 6lcm4e12 12722 2exp8 13071 2exp11 13072 2exp16 13073 sincos6thpi 15636 sincos3rdpi 15637 2lgslem3d 15898 2lgsoddprmlem3d 15912 ex-exp 16424 ex-bc 16426 ex-gcd 16428 |
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