check_empty_beautier_folder()
# TRUE
is_inv_gamma_distr(create_inv_gamma_distr())
# FALSE
is_inv_gamma_distr(create_laplace_distr())
is_inv_gamma_distr(NA)
is_inv_gamma_distr(NULL)
is_inv_gamma_distr("nonsense")
check_empty_beautier_folder()
Run the code above in your browser using DataLab