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| Mirrors > Home > ILE Home > Th. List > nnq | GIF version | ||
| Description: A positive integer is rational. (Contributed by NM, 17-Nov-2004.) |
| Ref | Expression |
|---|---|
| nnq | ⊢ (𝐴 ∈ ℕ → 𝐴 ∈ ℚ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnssq 9703 | . 2 ⊢ ℕ ⊆ ℚ | |
| 2 | 1 | sseli 3179 | 1 ⊢ (𝐴 ∈ ℕ → 𝐴 ∈ ℚ) |
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