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
.