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spatial.gev.bma (version 1.0)

l.prime: First derivative of a GP with respect to lambda

Description

This internal function gives the first derivative of a GP with respect to the parameter lambda

Usage

l.prime(tau, alpha, lambda, D, a, b)

Arguments

tau
The current vector of REs
alpha
The current overall variance of the process
lambda
The current value of lambda
D
The distance matrix
a
The first prior parameter for lambda
b
The second prior parameter for lambda

Value

A scalar giving the derivative