| 1 |
|
/* |
| 2 |
|
* Written by Doug Lea with assistance from members of JCP JSR-166 |
| 3 |
|
* Expert Group and released to the public domain, as explained at |
| 4 |
< |
* http://creativecommons.org/licenses/publicdomain |
| 4 |
> |
* http://creativecommons.org/publicdomain/zero/1.0/ |
| 5 |
|
*/ |
| 6 |
|
|
| 7 |
|
import java.util.concurrent.*; |
| 11 |
|
* This version uses a simplified hardwired function. Inspired by a |
| 12 |
|
* <A href="http://www.cs.uga.edu/~dkl/filaments/dist.html"> |
| 13 |
|
* Filaments</A> demo program. |
| 14 |
– |
* |
| 14 |
|
*/ |
| 15 |
|
public final class Integrate { |
| 16 |
|
|
| 24 |
|
static int forkPolicy = DYNAMIC; |
| 25 |
|
static String forkArg = "dynamic"; |
| 26 |
|
|
| 27 |
< |
// the function to integrate |
| 27 |
> |
/** the function to integrate */ |
| 28 |
|
static double computeFunction(double x) { |
| 29 |
|
return (x * x + 1.0) * x; |
| 30 |
|
} |
| 31 |
|
|
| 32 |
|
static final double start = 0.0; |
| 33 |
|
static final double end = 1536.0; |
| 34 |
< |
/* |
| 34 |
> |
|
| 35 |
> |
/** |
| 36 |
|
* The number of recursive calls for |
| 37 |
|
* integrate from start to end. |
| 38 |
|
* (Empirically determined) |
| 226 |
|
} |
| 227 |
|
|
| 228 |
|
} |
| 229 |
– |
|
| 230 |
– |
|
