Functions - math

Calculates the absolute value of a float value.

 float absoluteFloatValue = math:absFloat(-152.2544);

Calculates the absolute value of an int value.

 int absoluteIntValue = math:absInt(-152);

Calculates the arc cosine of a value; the returned angle is in the range 0.0 through pi.

 float acosValue = math:acos(0.027415567780803774);

Calculates the arc sine of a value.

 float arcSineValue = math:asin(0.027415567780803774);

Calculates the arc tangent of a value.

 float arcTangent = math:atan(0.027415567780803774);

Calculates the angle theta from the conversion of rectangular coordinates (a, b) to polar coordinates (r, theta).

 float arcTangentFromCoordinates = math:atan2(6.4, 3.2);

Calculates the cube root of a float value.

 float cubeRoot = math:cbrt(-27.0);

Calculates the smallest (closest to negative infinity) double value that is greater than or equal to the argument and is equal to a mathematical integer.

 float ceilingValue = math:ceil(6.4);

Calculates the first floating-point argument with the sign of the second floating-point argument.

 float copySignValue = math:copySign(6.4, 2.4);

Calculates the trigonometric cosine of an angle.

 float cosineValue = math:cos(0.3124);

Calculates the hyperbolic cosine of a float value.

 float hyperbolicCosineValue = math:cosh(0.3124);

Calculates Euler's number, that is 'e' raised to the power of exponent.

 float euler = math:exp(3.2);

Calculates (e to the power of x) -1.

 float exponentValue = math:expm1(6.4);

Calculates the largest (closest to positive infinity) float value that is less than or equal to the argument and is equal to a mathematical integer.

 float floorValue = math:floor(6.4);

Calculates the largest (closest to positive infinity) int value that is less than or equal to the algebraic quotient.

 int|error floorDivValue = math:floorDiv(6, 4);

Calculates the floor modulus of the long arguments.

 int|error floorModulesValue = math:floorMod(6, 4);

Calculates the unbiased exponent used in the representation of a float.

 int unbiasedExponentValue = math:getExponent(6.4);

Calculates sqrt(a squared +b squared) without intermediate overflow or underflow.

 float pythogarusValue = math:hypot(6.4, 3.6);

Calculates the natural logarithm (base e) of a float value.

 float logarithmValue = math:log(6.4);

Calculates the base 10 logarithm of a float value.

 float logarithmValueBaseTen = math:log10(6.4);

Calculates the natural logarithm of the sum of the argument and 1.

 float naturalLogarithmValue = math:log1p(6.4);

Calculates the negation of the argument.

 int|error negationValue = math:negateExact(6);

Calculates the floating-point number adjacent to the first argument in the direction of the second argument.

 float nextAfterValue = math:nextAfter(6.4, 3.4);

Calculates the adjacent floating-point value closer to negative infinity.

 float nextDownValue = math:nextDown(6.4);

Calculates the adjacent floating-point value closer to positive infinity.

 float nextUpValue = math:nextUp(6.4);

Calculates the value of the 'a' raised to the power of 'b'.

 float aPowerB = math:pow(3.2, 2.4);

Selects a random number between 0.0 and 1.0.

 float randomValue = math:random();

Selects a random number between the given start(inclusive) and end(exclusive) values.

 int|error randomInteger = math:randomInRange(1, 100);

Computes the remainder operation on two arguments as prescribed by the IEEE 754 standard.

 float remainderValue = math:remainder(6.4, 3.6);

Calculates the double value that is closest in value to the argument and is equal to a mathematical integer.

 float roundedValue = math:rint(6.4);

Calculates the closest int to the argument, with ties rounding to positive infinity.

 int roundedIntegerValue = math:round(6.4);

Calculates a × (2 to the power of b) rounded as if performed by a single correctly rounded floating-point multiply to a member of the float value set.

 float scalbValue = math:scalb(6.4, 2);

Calculates the signum function of the argument.

 float signumValue = math:signum(6.4);

Calculates the trigonometric sine of an angle.

 float sineValue = math:sin(0.96);

Calculates the hyperbolic sine of a float value.

 float hyperbolicSineValue = math:sinh(0.96);

Calculates rounded positive square root of the given value.

 float squareRoot = math:sqrt(6.4);

Calculates the trigonometric tangent of an angle.

 float tanValue = math:tan(0.96);

Calculates the hyperbolic tangent of a double value.

 float hyperbolicTanValue = math:tanh(0.96);

Converts an angle measured in radians to an approximately equivalent angle measured in degrees.

 float angleValueInDegrees = math:toDegrees(0.96);

Converts an angle measured in degrees to an approximately equivalent angle measured in radians.

 float angleValueInRadians = math:toRadians(0.96);

Returns the size of an ulp of the argument.

 float ulpValue = math:ulp(0.96);