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The constants Pi (=3.1415...) and e (=2.7183...) are recognized.

The usual basic arithmetic operations +, -, * and / as well as the modulo operator % are recognized. Point before dash calculations are taken into account and brackets are recognized.

The following functions are recognized:

FunctionFunction Description
sin(x)Sine of x (x is assumed to be in radians)
cos(x)Cosine of x (x is assumed to be in radians)
tan(x)Tangent of x (x is assumed to be in radians)
asin(x)Arc sine of x (x is assumed to be in radians)
acos(x)Arc cosine of x (x is assumed to be in radians)
atan(x)Arc tangent of x (x is assumed to be in radians)
sqrt(x)Square root of x. If x is negative, NaN is returned.
log(x)Natural logarithm of x.
abs(x)Absolute value of x
ceil(x)Rounds x up to the nearest whole number.
floor(x)Rounds x down to the nearest integer.
round(x)Rounds x to the nearest integer (up or down).
exp(x)Calculatesex with e=2.7183...
random(n)Returns a random number in the range [0, n).
fac(n)Calculates n! (factorial)
min(a,b,...)Calculates the minimum of the passed parameters.
max(a,b,...)Calculates the maximum of the passed parameters.
pyt(a, b)Pythagoras function, i.e. the c in "c2 = a2 + b2"
pow(x, y)Calculates xy
atan2(y, x)Arc tangents of x/y, i.e. calculates the angle between (0,0) and (x,y) in radians.

Literature

Bridge course in mathematics for economists