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| Mirrors > Home > MPE Home > Th. List > 0le1 | Structured version Visualization version GIF version | ||
| Description: 0 is less than or equal to 1. (Contributed by Mario Carneiro, 29-Apr-2015.) |
| Ref | Expression |
|---|---|
| 0le1 | ⊢ 0 ≤ 1 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0re 11263 | . 2 ⊢ 0 ∈ ℝ | |
| 2 | 1re 11261 | . 2 ⊢ 1 ∈ ℝ | |
| 3 | 0lt1 11785 | . 2 ⊢ 0 < 1 | |
| 4 | 1, 2, 3 | ltleii 11384 | 1 ⊢ 0 ≤ 1 |
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