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Java Math Methods

The Java Math class has many methods that allows you to perform mathematical tasks on numbers.

All Math Methods

A list of all Math methods can be found in the table below:

Method Description Return Type
abs(x) Returns the absolute value of x double|float|int|long
acos(x) Returns the arccosine of x, in radians double
addExact(x, y) Returns the sum of x and y int|long
asin(x) Returns the arcsine of x, in radians double
atan(x) Returns the arctangent of x as a numeric value between -PI/2 and PI/2 radians double
atan2(y,x) Returns the angle theta from the conversion of rectangular coordinates (x, y) to polar coordinates (r, theta). double
cbrt(x) Returns the cube root of x double
ceil(x) Returns the value of x rounded up to its nearest integer double
copySign(x, y) Returns the first floating point x with the sign of the second floating point y double|float
cos(x) Returns the cosine of x (x is in radians) double
cosh(x) Returns the hyperbolic cosine of a double value double
decrementExact(x) Returns x-1 int|long
exp(x) Returns the value of Ex double
expm1(x) Returns ex -1 double
floor(x) Returns the value of x rounded down to its nearest integer double
floorDiv(x, y) Returns the division between x and y rounded down int|long
floorMod(x, y) Returns the remainder of a division between x and y where the result of the division was rounded down int|long
getExponent(x) Returns the unbiased exponent used in x int
hypot(x, y) Returns sqrt(x2 +y2) without intermediate overflow or underflow double
IEEEremainder(x, y) Computes the remainder operation on x and y as prescribed by the IEEE 754 standard double
incrementExact(x) Returns x+1 int|double
log(x) Returns the natural logarithm (base E) of x double
log10(x) Returns the base 10 logarithm of x double
log1p(x) Returns the natural logarithm (base E) of the sum of x and 1 double
max(x, y) Returns the number with the highest value double|float|int|long
min(x, y) Returns the number with the lowest value double|float|int|long
multiplyExact(x, y) Returns the result of x multiplied with y int|long
negateExact(x) Returns the negation of x int|long
nextAfter(x, y) Returns the floating point number adjacent to x in the direction of y double|float
nextDown(x) Returns the floating point value adjacent to x in the negative direction double|float
nextUp(x) Returns the floating point value adjacent to x in the direction of positive infinity double|float
pow(x, y) Returns the value of x to the power of y double
random() Returns a random number between 0 and 1 double
rint(x) Returns the double value that is closest to x and equal to a mathematical integer double
round(x) Returns the value of x rounded to its nearest integer long|int
scalb(x, y) Returns x multiplied by 2 to the power of y double|float
signum(x) Returns the sign of x double|float
sin(x) Returns the sine of x (x is in radians) double
sinh(x) Returns the hyperbolic sine of a double value double
sqrt(x) Returns the square root of x double
subtractExact(x, y) Returns the result of x minus y int|long
tan(x) Returns the tangent of an angle double
tanh(x) Returns the hyperbolic tangent of a double value double
toDegrees(x) Converts an angle measured in radians to an approx. equivalent angle measured in degrees double
toIntExact(x) Converts a long value to an int int
toRadians(x) Converts an angle measured in degrees to an approx. angle measured in radians double
ulp(x) Returns the size of the unit of least precision (ulp) of x double|float

Note: All Math methods are static.

Related Pages

Java Math Tutorial


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