module Spec: Interfaces.Specs.Deriv with module Eval = Eval.Spec
Specification of covariance function derivatives
module Eval: Interfaces.Specs.Eval
Derivatives always require evaluation functions
module Hyper: sig .. end
Hyper parameters that have derivatives
module Inducing: sig .. end
Derivatives of the covariance matrix of inducing inputs
module Inputs: sig .. end
Derivatives of the (cross-) covariance matrix of inputs.