Description: 8 times 2 equals 16. (Contributed by Mario Carneiro, 19-Apr-2015)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | 8t2e16 | ⊢ ( 8 · 2 ) = ; 1 6 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 8cn | ⊢ 8 ∈ ℂ | |
| 2 | 1 | times2i | ⊢ ( 8 · 2 ) = ( 8 + 8 ) |
| 3 | 8p8e16 | ⊢ ( 8 + 8 ) = ; 1 6 | |
| 4 | 2 3 | eqtri | ⊢ ( 8 · 2 ) = ; 1 6 |