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Mirrors > Home > MPE Home > Th. List > 3cn | Structured version Visualization version GIF version |
Description: The number 3 is a complex number. (Contributed by FL, 17-Oct-2010.) |
Ref | Expression |
---|---|
3cn | ⊢ 3 ∈ ℂ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3re 11094 | . 2 ⊢ 3 ∈ ℝ | |
2 | 1 | recni 10052 | 1 ⊢ 3 ∈ ℂ |
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