OpenSearch:Math

The Math class is encapsulated in the cava.lang package. This class provides a set of mathematical functions such as comparison functions, trigonometric functions, and exponential functions.

static int abs(int v)

Calculates the absolute value of an input parameter of the INT type. If v is a negative value, the return value is -v. If v is a positive value, the return value is v. Parameter: v: the parameter whose absolute value is to be returned. Return value: the absolute value of v.

static long abs(long v)

Calculates the absolute value of an input parameter of the LONG type. If v is a negative value, the return value is -v. If v is a positive value, the return value is v. Parameter: v: the parameter whose absolute value is to be returned. Return value: the absolute value of v.

static float abs(float v)

Calculates the absolute value of an input parameter of the FLOAT type. If v is a negative value, the return value is -v. If v is a positive value, the return value is v. Parameter: v: the parameter whose absolute value is to be returned. Return value: the absolute value of v.

static double abs(double v)

Calculates the absolute value of an input parameter of the DOUBLE type. If v is a negative value, the return value is -v. If v is a positive value, the return value is v. Parameter: v: the parameter whose absolute value is to be returned. Return value: the absolute value of v.

static int max(int a, int b)

Compares two input parameters of the INT type and returns the greater value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the greater value of a and b.

static long max(long a, long b)

Compares two input parameters of the LONG type and returns the greater value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the greater value of a and b.

static float max(float a, float b)

Compares two input parameters of the FLOAT type and returns the greater value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the greater value of a and b.

static double max(double a, double b)

Compares two input parameters of the DOUBLE type and returns the greater value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the greater value of a and b.

static int min(int a, int b)

Compares two input parameters of the INT type and returns the smaller value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the smaller value of a and b.

static long min(long a, long b)

Compares two input parameters of the LONG type and returns the smaller value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the smaller value of a and b.

static float min(float a, float b)

Compares two input parameters of the FLOAT type and returns the smaller value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the smaller value of a and b.

static double min(double a, double b)

Compares two input parameters of the DOUBLE type and returns the smaller value. Parameters: a: the first parameter to be compared. b: the second parameter to be compared. Return value: the smaller value of a and b.

static double random()

Returns a random value that belongs to [0.0,1.0). Parameter: none. Return value: a random value that belongs to [0.0,1.0).

static double random(long seed)

Returns a random value that belongs to [0.0,1.0) based on the random seed. Parameter: seed: the random seed based on which a random value is to be generated. Return value: a random value that belongs to [0.0,1.0).

static double sqrt(double v)

Calculates the square root of a non-negative value. If v is less than 0, NAN is returned. Parameter: v: the parameter whose square root is to be calculated. Return value: the square root of v.

static double pow(double x, double y)

Calculates the value of x raised to the power of y. If x is a negative value and y is a decimal, the return value is 0. Parameters: x: the base value. y: the exponent. Return value: the value of x raised to the power of y.

static double ceil(double v)

Generates the smallest integer that is greater than or equal to v. Parameter: v: a value of the DOUBLE type. Return value: the smallest integer that is greater than or equal to v.

static double floor(double v)

Generates the largest integer that is less than or equal to v. Parameter: v: a value of the DOUBLE type. Return value: the largest integer that is less than or equal to v.

static double ln(double v)

Calculates the logarithm of v with the mathematical constant e as the base number. Parameter: v: a value of the DOUBLE type. Return value: the logarithm of v with the mathematical constant e as the base number.

static double log2(double v)

Calculates the logarithm of v with the base number of 2. Parameter: v: a value of the DOUBLE type. Return value: the logarithm of v with the base number of 2.

static double log(double v)

Same as the static double ln(double v) function.

static double log10(double v)

Calculates the logarithm of v with the base number of 10. Parameter: v: a value of the DOUBLE type. Return value: the logarithm of v with the base number of 10.

static double exp(double v)

Calculates the value of the mathematical constant e raised to the power of v. Parameter: v: a value of the DOUBLE type. Return value: the value of the mathematical constant e raised to the power of v.

static double cos(double v)

Calculates the cosine of v. Parameter: v: a value of the DOUBLE type. Return value: the cosine of v.

static double cosh(double v)

Calculates the hyperbolic cosine of v. Parameter: v: a value of the DOUBLE type. Return value: the hyperbolic cosine of v.

static double tan(double v)

Calculates the tangent of v. Parameter: v: a value of the DOUBLE type. Return value: the tangent of v.

static double tanh(double v)

Calculates the hyperbolic tangent of v. Parameter: v: a value of the DOUBLE type. Return value: the hyperbolic tangent of v.

static double sin(double v)

Calculates the sine of v. Parameter: v: a value of the DOUBLE type. Return value: the sine of v.

static double sinh(double v)

Calculates the hyperbolic sine of v. Parameter: v: a value of the DOUBLE type. Return value: the hyperbolic sine of v.

static double acos(double v)

Calculates the arccosine of v. The return value is a radian. Parameter: v: a value of the DOUBLE type. Return value: the arccosine of v.

static double acosh(double v)

Calculates the hyperbolic arccosine of v. Parameter: v: a value of the DOUBLE type. Return value: the hyperbolic arccosine of v.

static double asin(double v)

Calculates the arcsine of v. The return value is a radian. Parameter: v: a value of the DOUBLE type. Return value: the arcsine of v.

static double asinh(double v)

Calculates the hyperbolic arcsine of v. Parameter: v: a value of the DOUBLE type. Return value: the hyperbolic arcsine of v.

static double atan(double v)

Calculates the arctangent of v. The return value is a radian. Parameter: v: a value of the DOUBLE type. Return value: the arctangent of v.

static double atanh(double v)

Calculates the hyperbolic arctangent of v. Parameter: v: a value of the DOUBLE type. Return value: the hyperbolic arctangent of v.

static double atan2(double x, double y)

Calculates the angle theta from the conversion of rectangular coordinates (x, y) to polar coordinates (r, theta). Parameters: x: the x coordinate. y: the y coordinate. Return value: the angle theta from the conversion of rectangular coordinates (x, y) to polar coordinates (r, theta).

import cava.lang.Math;
class Example {
    static int main() {
        double a = 100.0;
        double b = 20;
        double c = Math.log(a);
        double d = Math.max(b, c);
        return d;
    }    
}