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Calculate the log probability, its gradient, and its hessian matrix of the model given a vector of unconstrained variables.

hessian-methods.Rd

Calculate the log probability, its gradient, and its hessian matrix of the model given a vector of unconstrained variables.

Usage

hessian(stan_object, unconstrained_variables, jacobian = TRUE)

# S4 method for class 'StanBase'
hessian(stan_object, unconstrained_variables, jacobian = TRUE)

Arguments

stan_object

A StanBase object.

unconstrained_variables

Vector of unconstrained variables.

jacobian

Whether to include the Jacobian adjustment.