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Mirrors > Home > MPE Home > Th. List > 0zd | Structured version Visualization version GIF version |
Description: Zero is an integer, deduction form. (Contributed by David A. Wheeler, 8-Dec-2018.) |
Ref | Expression |
---|---|
0zd | ⊢ (𝜑 → 0 ∈ ℤ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0z 12339 | . 2 ⊢ 0 ∈ ℤ | |
2 | 1 | a1i 11 | 1 ⊢ (𝜑 → 0 ∈ ℤ) |
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