rgennorm                Samples random draws from a generalised normal
                        distribution using the Gibbs sampler by
                        Waggoner & Zha (2003a)
rhaar1                  Sample random matrices from Haar distribution
rnorm1_precision_sampler
                        Samples random draws from a multivariate normal
                        distribution using the precision sampler by
                        Chan & Jeliazkov (2009)
rtmvnorm                Sample Random Draws From the Truncated
                        Multivariate Normal Using the Algorithm
                        Proposed by Yifang Li and Sujit K. Ghosh (2015)
rtmvnorm_hmc            Generate Truncated Multivariate Normal Samples
                        via Hamiltonian Monte Carlo
sample_variances_horseshoe
                        Samples variances from the horseshoe prior
                        using Gruber & Kastner (2024)
sample_variances_normal_gamma
                        Samples variances of the Normal-Gamma prior
                        distribution by Brown & Griffin (2010).
