public class Math {
- //public static final double PI=3.14159265358979323846;
-
- public static double fabs(double x) {
- if (x < 0) {
- return -x;
- } else {
- return x;
- }
- }
-
- public static float abs(float a) {
- if (a<0)
- return -a;
- else return a;
+ //public static final double PI=3.14159265358979323846;
+
+ public static double fabs(double x) {
+ if (x < 0) {
+ return -x;
+ } else {
+ return x;
}
+ }
+
+ public static float abs(float a) {
+ if (a<0)
+ return -a;
+ else return a;
+ }
+
+ public static native double sin(double a);
+ public static native double cos(double a);
+ public static native double asin(double a);
+ public static native double acos(double a);
+ public static native double tan(double a);
+ public static native double atan(double a);
+ public static native double exp(double a);
+ public static native double sqrt(double a);
+ public static native double log(double a);
+ public static native double pow(double a, double b);
- public static native double sin(double a);
- public static native double cos(double a);
- public static native double asin(double a);
- public static native double acos(double a);
- public static native double tan(double a);
- public static native double atan(double a);
- public static native double exp(double a);
- public static native double sqrt(double a);
- public static native double log(double a);
- public static native double pow(double a, double b);
-
- public static native float sinf(float a);
- public static native float cosf(float a);
- public static native float expf(float a);
- public static native float sqrtf(float a);
- public static native float logf(float a);
- public static native float powf(float a, float b);
+ public static native float sinf(float a);
+ public static native float cosf(float a);
+ public static native float expf(float a);
+ public static native float sqrtf(float a);
+ public static native float logf(float a);
+ public static native float powf(float a, float b);
}