Kernels and related properties

Files
file	covariance_kernel.hpp
	Implementation of kernels representing covariance functions of stochastic processes.
file	distance_dependent_kernel.hpp
	Class NiHu::distance_dependent_kernel.
file	normal_derivative_kernel.hpp
	Class NiHu::normal_derivative_kernel.
file	unit_kernel.hpp
	Implementation of the unit kernel \(K(x,y) = 1\).

Detailed Description