cv_bandwidth            Cross-Validation function for bandwidth
                        parameter selection of discrete kernel
discrete_binomial       Discrete binomial kernel
discrete_epanech        Discrete Epanechnikov kernel
discrete_kernel         Discrete kernel function
discrete_optimal        Discrete optimal kernel
discrete_triang         Discrete triangular kernel
estim_kernel            Discrete Kernel Density Estimator
fish_data               Fish dataset from the SIMTAP project
