angles_to_polysph       Conversion between the angular and Cartesian
                        coordinates of the polysphere
angles_to_sph           Conversion between the angular and Cartesian
                        coordinates of the (hyper)sphere
angles_to_torus         Conversion between the angular and Cartesian
                        coordinates of the torus
bw_cv_kre_polysph       Cross-validation bandwidth selection for
                        polyspherical-on-scalar regression
bw_cv_polysph           Cross-validation bandwidth selection for
                        polyspherical kernel density estimator
bw_lcv_min_epa          Minimum bandwidth allowed in likelihood
                        cross-validation for Epanechnikov kernels
bw_mrot_polysph         Marginal rule-of-thumb bandwidth selection for
                        polyspherical kernel density estimator
bw_rot_polysph          Rule-of-thumb bandwidth selection for
                        polyspherical kernel density estimator
clean_euler_ridge       Clean ridge points coming from spurious fits
comp_ind_dj             Index of spheres on a polysphere
curv_vmf_polysph        Curvature of a polyspherical von Mises-Fisher
                        density
d_unif_polysph          Density of the uniform distribution on the
                        polysphere
d_vmf_polysph           Density of the product of von Mises-Fisher
                        distributions on the polysphere
dist_polysph            Polyspherical distance
eff_kern                Polyspherical kernel moments and efficiencies
euler_ridge             Euler algorithms for polyspherical density
                        ridge estimation
grad_hess_kde_polysph   Gradient and Hessian of the polyspherical
                        kernel density estimator
hippocampus             Skeletal representation of hippocampus shapes
hom_test_polysph        Homogeneity test for several polyspherical
                        samples
index_ridge             Index a ridge curve, creating the Smoothed and
                        Indexed Estimated Ridge (SIER)
interp_polysph          Interpolation on the polysphere
kde_polysph             Polyspherical kernel density estimator
kernel                  Kernels on the sphere and their derivatives
kre_polysph             Local polynomial estimator for
                        polyspherical-on-scalar regression
log_cv_kde_polysph      Cross-validation for the polyspherical kernel
                        density estimator
polykde-package         'polykde': Polyspherical Kernel Density
                        Estimation
polylog_minus_exp_mu    Polylogarithm function with negative argument
proj_grad_kde_polysph   Projected gradient of the polyspherical kernel
                        density estimator
proj_polysph            Projection onto the polysphere
r_g_kern                Sample from the angular kernel density
r_kde_polysph           Sample from polyspherical kernel density
                        estimator
r_kern_polysph          Sample kernel-distributed polyspherical data
r_path_s1r              Samplers of one-dimensional modes of variation
                        for polyspherical data
r_unif_polysph          Sample uniform polyspherical data
r_vmf_polysph           Sample von Mises-Fisher distributed
                        polyspherical data
softplus                Stable computation of the softplus function
view_srep               s-rep viewer
