[−][src]Function piecewise_linear::sum
pub fn sum<'a, T: CoordinateType + Sum + 'a>(
funcs: &[PiecewiseLinearFunction<T>]
) -> Option<PiecewiseLinearFunction<T>>
Sums the functions together. Returns None
in case of domain error.
This is faster than calling .add() repeatedly by a factor of k / log(k).