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Mirrors > Home > MPE Home > Th. List > zcn | Structured version Visualization version GIF version |
Description: An integer is a complex number. (Contributed by NM, 9-May-2004.) |
Ref | Expression |
---|---|
zcn | ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | zre 12253 | . 2 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
2 | 1 | recnd 10934 | 1 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) |
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