Table 3 Multiplicand width comparison of the left branch of generators with a tree structure of height 2
From: Using the complement of the cosine to compute trigonometric functions
Data width | Left sub-branch | Right sub-branch | ||||
|---|---|---|---|---|---|---|
Cosine | Compl. | Red. (%) | Cosine | Compl. | Red. (%) | |
16 | 19 | 18 | 5 | 19 | 9 | 53 |
17 | 20 | 19 | 5 | 20 | 11 | 45 |
18 | 21 | 20 | 5 | 21 | 12 | 43 |
19 | 22 | 21 | 5 | 22 | 13 | 41 |
20 | 23 | 22 | 4 | 23 | 12 | 48 |
21 | 24 | 23 | 4 | 24 | 13 | 46 |
22 | 25 | 24 | 4 | 25 | 14 | 44 |
23 | 26 | 25 | 4 | 26 | 15 | 42 |