Data.Colour.CIE:cieLAB from colour-2.3.3, B

Specification

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\[\begin{array}{l} \\ \frac{x + 16}{116} \end{array} \]
(FPCore (x) :precision binary64 (/ (+ x 16.0) 116.0))
double code(double x) {
	return (x + 16.0) / 116.0;
}
real(8) function code(x)
    real(8), intent (in) :: x
    code = (x + 16.0d0) / 116.0d0
end function
public static double code(double x) {
	return (x + 16.0) / 116.0;
}
def code(x):
	return (x + 16.0) / 116.0
function code(x)
	return Float64(Float64(x + 16.0) / 116.0)
end
function tmp = code(x)
	tmp = (x + 16.0) / 116.0;
end
code[x_] := N[(N[(x + 16.0), $MachinePrecision] / 116.0), $MachinePrecision]
\begin{array}{l}

\\
\frac{x + 16}{116}
\end{array}

Cannot sample enough valid points. (more)