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Mirrors > Home > ILE Home > Th. List > 0red | GIF version |
Description: 0 is a real number, deductive form. (Contributed by David A. Wheeler, 6-Dec-2018.) |
Ref | Expression |
---|---|
0red | ⊢ (𝜑 → 0 ∈ ℝ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0re 7899 | . 2 ⊢ 0 ∈ ℝ | |
2 | 1 | a1i 9 | 1 ⊢ (𝜑 → 0 ∈ ℝ) |
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