ln(1 + x)

No valid values. (more)

?

\[\log \left(1 + x\right) \]
(FPCore (x) :precision binary64 (log (+ 1.0 x)))
double code(double x) {
	return log((1.0 + x));
}

real(8) function code(x)
    real(8), intent (in) :: x
    code = log((1.0d0 + x))
end function

public static double code(double x) {
	return Math.log((1.0 + x));
}

def code(x):
	return math.log((1.0 + x))

function code(x)
	return log(Float64(1.0 + x))
end

function tmp = code(x)
	tmp = log((1.0 + x));
end

code[x_] := N[Log[N[(1.0 + x), $MachinePrecision]], $MachinePrecision]

\log \left(1 + x\right)