Utils functions# Contents: Tools functions Vector Vector.unit_vector Vector.cross_matrix Vector.is_parallel_to() Vector.is_orthogonal_to() Vector.element_wise() Vector.dot() Vector.cross() Vector.proj() Vector.zeros() Vector.i() Vector.j() Vector.k() Matrix Matrix.shape Matrix.trace Matrix.transpose Matrix.det Matrix.is_diagonal Matrix.inverse Matrix.element_wise() Matrix.dot() Matrix.identity() Matrix.zeros() Matrix.transformation() tuple_handler() bilinear_interpolation() find_two_closest_integers() time_num_to_date_string() geopotential_to_height_asl() geopotential_to_height_agl() Units functions conversion_factor() convert_units_Functions() convert_temperature() convert_units() Utilities functions compute_cd_s_from_drop_test() calculate_equilibrium_altitude() fin_flutter_analysis() create_dispersion_dictionary() apogee_by_mass() liftoff_speed_by_mass()