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Mirrors > Home > MPE Home > Th. List > 3ne0 | Structured version Visualization version GIF version |
Description: The number 3 is nonzero. (Contributed by FL, 17-Oct-2010.) (Proof shortened by Andrew Salmon, 7-May-2011.) |
Ref | Expression |
---|---|
3ne0 | ⊢ 3 ≠ 0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3re 12373 | . 2 ⊢ 3 ∈ ℝ | |
2 | 3pos 12398 | . 2 ⊢ 0 < 3 | |
3 | 1, 2 | gt0ne0ii 11826 | 1 ⊢ 3 ≠ 0 |
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