#import os, sys; sys.path.append(os.path.dirname(os.path.realpath(__file__)))
#from AD import jacobian
#from AD import partials
#from AD import bound_jacobian
#from AD import mvmtFloat
#from AD import sin
#from AD import cos
#from AD import tan
#from AD import asin
#from AD import acos
#from AD import atan
#from AD import exp, log, pow, sqrt, logistic
#from bfgs import bfgs
