BlabrThe Blancmange curve, \(B(x)\), named after a pudding of a similar shape, is continuous but not differentiable anywhere.
Category: math
A very basic introduction to splines
A spline interpolates data—that is, fills the gaps between known points. Between two adjacent points a spline is an ordinary polynomial. The simplest spline is a connecting line (a linear spline), but here we consider quadratics.