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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 8120 | . 2 ⊢ 6 ∈ ℝ | |
| 2 | 1 | recni 7131 | 1 ⊢ 6 ∈ ℂ |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 1433 ℂcc 6979 6c6 8093 |
| This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-11 1437 ax-4 1440 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-resscn 7068 ax-1re 7070 ax-addrcl 7073 |
| This theorem depends on definitions: df-bi 115 df-nf 1390 df-sb 1686 df-clab 2068 df-cleq 2074 df-clel 2077 df-in 2979 df-ss 2986 df-2 8098 df-3 8099 df-4 8100 df-5 8101 df-6 8102 |
| This theorem is referenced by: 6p2e8 8181 6p3e9 8182 halfpm6th 8251 6p4e10 8548 6t2e12 8580 6t3e18 8581 6t5e30 8583 3lcm2e6woprm 10468 6lcm4e12 10469 ex-bc 10566 ex-gcd 10568 |
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