Math & Trig functions

Result type	Function name	Arguments
float	abs	(float argument)
float	acos	(float argument)
float	acosh	(float argument)
float	asin	(float argument)
float	asinh	(float argument)
float	atan	(float argument)
float	atan2	(float x, float y)
float	atanh	(float argument)
float	ceiling	(float number, float step)
float	combin	(integer n, integer k)
float	cos	(float argument)
float	cosh	(float argument)
float	degrees	(float argument)
integer	even	(integer argument)
float	exp	(float argument)
float	fact	(integer argument)
float	factdouble	(integer argument)
float	floor	(float number, float step)
float	frac	(float argument)
integer	gcd	(integer data [, ...])
	if	(boolean condition, true_result = TRUE, false_result = FALSE)
float	int	(float argument)
integer	lcm	(integer data [, ...])
float	ln	(float argument)
float	log	(float number, float base = 10)
float	log10	(float argument)
integer	mod	(integer numerator, integer denominator)
float	mround	(float number, float multiple)
float	multinomial	(integer data [, ...])
float	odd	(float argument)
float	pi	()
float	power	(float base, float exponent)
float	product	(float data [, ...])
integer	quotient	(integer numerator, integer denominator)
float	radians	(float argument)
float	rand	()
integer	randbetween	(integer bottom, integer top)
float	round	(float number, integer digits)
float	rounddown	(float number, integer digits = 0)
float	roundup	(float number, integer digits = 0)
float	seriessum	(float x, float n, float m, float coefficient [, ...])
integer	sign	(float argument)
float	sin	(float argument)
float	sinh	(float argument)
float	sqr	(float argument)
float	sqrt	(float argument)
float	sqrtpi	(float argument)
float	sum	(float data [, ...])
float	sumif	(array test_range, string criteria, array sum_range = test_range)
float	sumsq	(float data [, ...])
float	tan	(float argument)
float	tanh	(float argument)
float	trunc	(float argument, integer digits = 0)