Distances and norms
We provide functions for computing norms and distances.
HomotopyContinuation.euclidean_distance — Function.euclidean_distance(u, v)Compute ||u-v||₂.
HomotopyContinuation.euclidean_norm — Function.euclidean_norm(u)Compute ||u||₂.
HomotopyContinuation.infinity_distance — Function.infinity_distance(u, v)Compute the ∞-norm of u-v.
HomotopyContinuation.infinity_norm — Function.infinity_norm(z)Compute the ∞-norm of z. If z is a complex vector this is more efficient than norm(z, Inf).
HomotopyContinuation.fubini_study — Function.fubini_study(x::PVector, y::PVector)Computes the Fubini-Study distance between x and y.