Η βιβλιοθήκη μαθηματικών

Το παρακάτω απόσπασμα είναι η τεκμηρίωση της βιβλιοθήκης της Java για τις διαθέσιμες μαθηματικές σταθερές και συναρτήσεις. Όλες χρησιμοποιούνται με το πρόθεμα "Math.". Παράδειγμα:

double x = Math.cos(Math.PI / 2.);

Field Summary

static double E
          The double value that is closer than any other to e, the base of the natural logarithms.

static double PI
          The double value that is closer than any other to pi, the ratio of the circumference of a circle to its diameter.

Method Summary

static double abs(double a)
          Returns the absolute value of a double value.

static float abs(float a)
          Returns the absolute value of a float value.

static int abs(int a)
          Returns the absolute value of an int value.

static long abs(long a)
          Returns the absolute value of a long value.

static double acos(double a)
          Returns the arc cosine of an angle, in the range of 0.0 through pi.

static double asin(double a)
          Returns the arc sine of an angle, in the range of -pi/2 through pi/2.

static double atan(double a)
          Returns the arc tangent of an angle, in the range of -pi/2 through pi/2.

static double atan2(double a, double b)
          Converts rectangular coordinates (b, a) to polar (r, theta).

static double ceil(double a)
          Returns the smallest (closest to negative infinity) double value that is not less than the argument and is equal to a mathematical integer.

static double cos(double a)
          Returns the trigonometric cosine of an angle.

static double exp(double a)
          Returns the exponential number e (i.e., 2.718...) raised to the power of a double value.

static double floor(double a)
          Returns the largest (closest to positive infinity) double value that is not greater than the argument and is equal to a mathematical integer.

static double IEEEremainder(double f1, double f2)
          Computes the remainder operation on two arguments as prescribed by the IEEE 754 standard.

static double log(double a)
          Returns the natural logarithm (base e) of a double value.

static double max(double a, double b)
          Returns the greater of two double values.

static float max(float a, float b)
          Returns the greater of two float values.

static int max(int a, int b)
          Returns the greater of two int values.

static long max(long a, long b)
          Returns the greater of two long values.

static double min(double a, double b)
          Returns the smaller of two double values.

static float min(float a, float b)
          Returns the smaller of two float values.

static int min(int a, int b)
          Returns the smaller of two int values.

static long min(long a, long b)
          Returns the smaller of two long values.

static double pow(double a, double b)
          Returns of value of the first argument raised to the power of the second argument.

static double random()
          Returns a double value with a positive sign, greater than or equal to 0.0 and less than 1.0.

static double rint(double a)
          Returns the double value that is closest in value to a and is equal to a mathematical integer.

static long round(double a)
          Returns the closest long to the argument.

static int round(float a)
          Returns the closest int to the argument.

static double sin(double a)
          Returns the trigonometric sine of an angle.

static double sqrt(double a)
          Returns the correctly rounded positive square root of a double value.

static double tan(double a)
          Returns the trigonometric tangent of an angle.

static double toDegrees(double angrad)
          Converts an angle measured in radians to the equivalent angle measured in degrees.

static double toRadians(double angdeg)
          Converts an angle measured in degrees to the equivalent angle measured in radians.

Field Summary
`static double`	`E` The `double` value that is closer than any other to `e`, the base of the natural logarithms.
`static double`	`PI` The `double` value that is closer than any other to pi, the ratio of the circumference of a circle to its diameter.

Method Summary
`static double`	`abs(double a)` Returns the absolute value of a `double` value.
`static float`	`abs(float a)` Returns the absolute value of a `float` value.
`static int`	`abs(int a)` Returns the absolute value of an `int` value.
`static long`	`abs(long a)` Returns the absolute value of a `long` value.
`static double`	`acos(double a)` Returns the arc cosine of an angle, in the range of 0.0 through pi.
`static double`	`asin(double a)` Returns the arc sine of an angle, in the range of -pi/2 through pi/2.
`static double`	`atan(double a)` Returns the arc tangent of an angle, in the range of -pi/2 through pi/2.
`static double`	`atan2(double a, double b)` Converts rectangular coordinates (`b`, `a`) to polar (r, theta).
`static double`	`ceil(double a)` Returns the smallest (closest to negative infinity) `double` value that is not less than the argument and is equal to a mathematical integer.
`static double`	`cos(double a)` Returns the trigonometric cosine of an angle.
`static double`	`exp(double a)` Returns the exponential number e (i.e., 2.718...) raised to the power of a `double` value.
`static double`	`floor(double a)` Returns the largest (closest to positive infinity) `double` value that is not greater than the argument and is equal to a mathematical integer.
`static double`	`IEEEremainder(double f1, double f2)` Computes the remainder operation on two arguments as prescribed by the IEEE 754 standard.
`static double`	`log(double a)` Returns the natural logarithm (base e) of a `double` value.
`static double`	`max(double a, double b)` Returns the greater of two `double` values.
`static float`	`max(float a, float b)` Returns the greater of two `float` values.
`static int`	`max(int a, int b)` Returns the greater of two `int` values.
`static long`	`max(long a, long b)` Returns the greater of two `long` values.
`static double`	`min(double a, double b)` Returns the smaller of two `double` values.
`static float`	`min(float a, float b)` Returns the smaller of two `float` values.
`static int`	`min(int a, int b)` Returns the smaller of two `int` values.
`static long`	`min(long a, long b)` Returns the smaller of two `long` values.
`static double`	`pow(double a, double b)` Returns of value of the first argument raised to the power of the second argument.
`static double`	`random()` Returns a `double` value with a positive sign, greater than or equal to `0.0` and less than `1.0`.
`static double`	`rint(double a)` Returns the `double` value that is closest in value to `a` and is equal to a mathematical integer.
`static long`	`round(double a)` Returns the closest `long` to the argument.
`static int`	`round(float a)` Returns the closest `int` to the argument.
`static double`	`sin(double a)` Returns the trigonometric sine of an angle.
`static double`	`sqrt(double a)` Returns the correctly rounded positive square root of a `double` value.
`static double`	`tan(double a)` Returns the trigonometric tangent of an angle.
`static double`	`toDegrees(double angrad)` Converts an angle measured in radians to the equivalent angle measured in degrees.
`static double`	`toRadians(double angdeg)` Converts an angle measured in degrees to the equivalent angle measured in radians.