Description: A surreal real is a surreal number. (Contributed by Scott Fenton, 19-Feb-2026)
| Ref | Expression | ||
|---|---|---|---|
| Hypothesis | renod.1 | ⊢ ( 𝜑 → 𝐴 ∈ ℝs ) | |
| Assertion | renod | ⊢ ( 𝜑 → 𝐴 ∈ No ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | renod.1 | ⊢ ( 𝜑 → 𝐴 ∈ ℝs ) | |
| 2 | reno | ⊢ ( 𝐴 ∈ ℝs → 𝐴 ∈ No ) | |
| 3 | 1 2 | syl | ⊢ ( 𝜑 → 𝐴 ∈ No ) |