build_Sigma	build_Sigma
build_Xchi_grad	build_Xchi_grad
build_Xchi_numeric	build_Xchi_numeric
efficiency_bound	efficiency_bound
exact_design	exact_design
plot_convergence	plot_convergence
plot_design_weights	plot_design_weights
plot_efficiency	plot_efficiency
virtual_noise_Dopt	virtual_noise_Dopt
vndesign_Dopt	vndesign_Dopt
