Math

log2( double ) double

Returns the base-2 logarithm of a floating-point number.

Example Usage:

var x = log2(8.0); // 3.0

log10( double ) double

Returns the base-10 logarithm of a floating-point number.

Example Usage:

var x = log10(100.0); // 2.0

sin( double ) double

Returns the sine of a floating-point number.

Example Usage:

var x = sin(0.0); // 0.0

cos( double ) double

Returns the cosine of a floating-point number.

Example Usage:

var x = cos(0.0); // 1.0

tan( double ) double

Returns the tangent of a floating-point number.

Example Usage:

var x = tan(0.0); // 0.0

asin( double ) double

Returns the arcsine of a floating-point number.

Example Usage:

var x = asin(0.0); // 0.0

acos( double ) double

Returns the arccosine of a floating-point number.

Example Usage:

var x = acos(1.0); // 0.0

atan( double ) double

Returns the arctangent of a floating-point number.

Example Usage:

var x = atan(0.0); // 0.0

sqrt( double ) double

Returns the square root of a floating-point number.

Example Usage:

var x = sqrt(4.0); // 2.0

pow( numeric, double ) double

Returns the value of a number raised to the power of another number.

Example Usage:

var x = pow(2.0, 3.0); // 8.0

abs( numeric ) (double/int)

Returns the absolute value of a number.

Example Usage:

var x = abs(-5); // 5

phase( complex ) double

Returns the phase of a complex number.

Example Usage:

var x = phase(complex(3.0, 4.0)); // 0.927295

ceil( double ) int

Returns the smallest integer greater than or equal to a floating-point number.

Example Usage:

var x = ceil(3.14); // 4

floor( double ) int

Returns the largest integer less than or equal to a floating-point number.

Example Usage:

var x = floor(3.14); // 3

round( double ) int

Returns the value of a floating-point number rounded to the nearest integer.

Example Usage:

var x = round(3.14); // 3

pi( ) double

Returns the value of the mathematical constant π.

Example Usage:

var x = pi(); // 3.14159

sfc( ) int

Random number generator using Sfc64.

Example Usage:

var x = sfc(); // 1374538710

rand( ) double

Returns a random floating-point number in the range [0, 1).

Example Usage:

var x = rand(); // 0.267054

randn( ) double

Returns a random floating-point number from a normal distribution with mean 0 and standard deviation 1.

Example Usage:

var x = randn(); // 0.260098