policies_refactor: updating matrix/check_corr_matrix
policies_refactor: updating matrix/check_cov_matrix
policies_refactor: updating matrix/check_ordered
policies_refactor: updating matrix/check_pos_definite
policies_refactor: updating matrix/check_positive_ordered
policies_refactor: updating matrix/check_corr_matrix
policies_refactor: updating matrix/check_cov_matrix
policies_refactor: updating matrix/check_cov_matrix
policies_refactor: updating matrix/check_ordered
policies_refactor: updating matrix/check_positive_ordered
policies_refactor: updating matrix/check_simplex
policies_refactor: updating matrix/check_size_match
policies_refactor: updating matrix/check_symmetric
policies_refactor: updating matrix/check_unit_vector
policies_refactor: updating matrix/check_ordered, check_size_match