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Description: 5 is a positive real. (Contributed by SN, 26-Aug-2025)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | 5rp | ⊢ 5 ∈ ℝ+ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 5re | ⊢ 5 ∈ ℝ | |
| 2 | 5pos | ⊢ 0 < 5 | |
| 3 | 1 2 | elrpii | ⊢ 5 ∈ ℝ+ |