round(x,precision)

Rounds a float.

sin(angle)

Returns sine of an angle.

cos(angle)

Returns cosine of an angle.

tan(angle)

Returns tangent of an angle.

asin(angle)

Returns arcsine (in degrees).

acos(x)

Returns arccosine (in degrees).

atan(x)

Returns arctangent (in degrees).

sqrt(float)

Returns square root of a float.

pi

Returns approximation of PI.

angle(point1,point2,point3)

Returns angle in degrees in a triangle formed by the mentioned three points, the second point being the angular point. The returned angle is always a positive value.