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# Basic math routines

- r = sin(x)
- r = cos(x)
- r = tan(x)
- r = asin(x)
- r = acos(x)
- r = atan(x)
- r = sinh(x)
- r = cosh(x)
- r = tanh(x)
- r = exp(x)
- r = ln(x) Natural logarithm.
- r = log(x) Base 10 logarithm.
- r = sqrt(x)
- r = ceil(x) Smallest integer not less than x.
- r = floor(x) Largest integer not more than x.
- r = abs(x)
- r = pow(x,y)