Introduction
The java.lang.StrictMath class contains methods for performing basic numeric operations such as the elementary exponential, logarithm, square root, and trigonometric functions.Class declaration
Following is the declaration for java.lang.StrictMath class:public final class StrictMath extends Object
Field
Following are the fields for java.lang.StrictMath class:- static double E -- This is the double value that is closer than any other to e, the base of the natural logarithms.
- static double PI -- This is the double value that is closer than any other to pi, the ratio of the circumference of a circle to its diameter.
Class methods
S.N. | Method & Description |
---|---|
1 |
static double abs(double a) This method returns the absolute value of a double value. |
2 |
static float abs(float a) This method returns the absolute value of a float value. |
3 |
static int abs(int a) This method returns the absolute value of an int value. |
4 |
static long abs(long a) This method returns the absolute value of a long value. |
5 |
static double acos(double a) This method returns the arc cosine of a value; the returned angle is in the range 0.0 through pi. |
6 |
static double asin(double a) This method returns the arc sine of a value; the returned angle is in the range -pi/2 through pi/2. |
7 |
static double atan(double a) This method returns the arc tangent of a value; the returned angle is in the range -pi/2 through pi/2. |
8 |
static double atan2(double y, double x) This method returns the angle theta from the conversion of rectangular coordinates (x, y) to polar coordinates (r, theta). |
9 |
static double cbrt(double a) This method returns the cube root of a double value. |
10 |
static double ceil(double a) This method returns the smallest (closest to negative infinity) double value that is greater than or equal to the argument and is equal to a mathematical integer. |
11 |
static double copySign(double magnitude, double sign) This method returns the first floating-point argument with the sign of the second floating-point argument. |
12 |
static float copySign(float magnitude, float sign) This method returns the first floating-point argument with the sign of the second floating-point argument. |
13 |
static double cos(double a) This method returns the trigonometric cosine of an angle. |
14 |
static double cosh(double x) This method returns the hyperbolic cosine of a double value. |
15 |
static double exp(double a) This method returns Euler's number e raised to the power of a double value. |
16 |
static double expm1(double x) This method returns ex -1. |
17 |
static double floor(double a) This method returns the largest (closest to positive infinity) double value that is less than or equal to the argument and is equal to a mathematical integer. |
18 |
static int getExponent(double d) This method returns the unbiased exponent used in the representation of a double. |
19 |
static int getExponent(float f) This method returns the unbiased exponent used in the representation of a float. |
20 |
static double hypot(double x, double y) This method returns sqrt(x2 +y2) without intermediate overflow or underflow. |
21 |
static double IEEEremainder(double f1, double f2) This method returns the natural logarithm (base e) of a double value. |
22 |
static double log(double a) This method returns the natural logarithm (base e) of a double value. |
23 |
static double log10(double a) This method returns the base 10 logarithm of a double value. |
24 |
static double log1p(double x) This method returns the natural logarithm of the sum of the argument and 1. |
25 |
static double max(double a, double b) This method returns the greater of two double values. |
26 |
static float max(float a, float b) This method returns the greater of two float values. |
27 |
static int max(int a, int b) This method returns the greater of two int values. |
28 |
static long max(long a, long b) This method returns the greater of two long values. |
29 |
static double min(double a, double b) This method returns the smaller of two double values. |
30 |
static float min(float a, float b) This method returns the smaller of two float values. |
31 |
static int min(int a, int b) This method returns the smaller of two int values. |
32 |
static long min(long a, long b) This method returns the smaller of two long values. |
33 |
static double nextAfter(double start, double direction) This method returns the floating-point number adjacent to the first argument in the direction of the second argument. |
34 |
static float nextAfter(float start, double direction) This method returns the floating-point number adjacent to the first argument in the direction of the second argument. |
35 |
static double nextUp(double d) This method returns the floating-point value adjacent to d in the direction of positive infinity. |
36 |
static float nextUp(float f) This method returns the floating-point value adjacent to f in the direction of positive infinity. |
37 |
static double pow(double a, double b) This method returns the value of the first argument raised to the power of the second argument. |
38 |
static double random() This method returns a double value with a positive sign, greater than or equal to 0.0 and less than 1.0. |
39 |
static double rint(double a) This method returns the double value that is closest in value to the argument and is equal to a mathematical integer. |
40 |
static long round(double a) This method returns the closest long to the argument. |
41 |
static int round(float a) This method returns the closest int to the argument. |
42 |
static double scalb(double d, int scaleFactor) This method return d × 2scaleFactor rounded as if performed by a single correctly rounded floating-point multiply to a member of the double value set. |
43 |
static float scalb(float f, int scaleFactor) This method Return f × 2scaleFactor rounded as if performed by a single correctly rounded floating-point multiply to a member of the float value set. |
44 |
static double signum(double d) scaleFactor) This method returns the signum function of the argument; zero if the argument is zero, 1.0 if the argument is greater than zero, -1.0 if the argument is less than zero. |
45 |
static float signum(float f) This method returns the signum function of the argument; zero if the argument is zero, 1.0f if the argument is greater than zero, -1.0f if the argument is less than zero. |
46 |
static double sin(double a) This method returns the trigonometric sine of an angle. |
47 |
static double sinh(double x) This method returns the hyperbolic sine of a double value. |
48 |
static double sqrt(double a) This method returns the correctly rounded positive square root of a double value. |
49 |
static double tan(double a) This method returns the trigonometric tangent of an ang |
50 |
static double tanh(double x) This method returns the hyperbolic tangent of a double value. |
51 |
static double toDegrees(double angrad) This method converts an angle measured in radians to an approximately equivalent angle measured in degrees. |
52 |
static double toRadians(double angdeg) This method converts an angle measured in degrees to an approximately equivalent angle measured in radians. |
53 |
static double ulp(double d) This method returns the size of an ulp of the argument. |
54 |
static float ulp(float f) This method returns the size of an ulp of the argument. |
Methods inherited
This class inherits methods from the following classes:- java.lang.Object
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