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Mirrors > Home > ILE Home > Th. List > 1cnd | GIF version |
Description: 1 is a complex number, deductive form (common case). (Contributed by David A. Wheeler, 6-Dec-2018.) |
Ref | Expression |
---|---|
1cnd | ⊢ (𝜑 → 1 ∈ ℂ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-1cn 7867 | . 2 ⊢ 1 ∈ ℂ | |
2 | 1 | a1i 9 | 1 ⊢ (𝜑 → 1 ∈ ℂ) |
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