a_value	a_value
a_value_optimal	a_value_optimal
construct_method1	construct_method1
construct_method2	construct_method2
construct_method3	construct_method3
construct_method4	construct_method4
construct_method5	construct_method5
construct_method6	construct_method6
info_matrix	info_matrix
npbbb_efficiency	npbbb_efficiency
n_units	n_units
print.npbbb	print.npbbb
print.npbbb_efficiency	print.npbbb_efficiency
