#NEWLINE# def fun( self , x , * args ) : #NEWLINE# #INDENT# self . nfev += 1 #NEWLINE# u = ( ( ( 1.613 - ( 4 * ( ( x [ 0 ] - 0.3125 ) ** 2 ) ) ) - ( 4 * ( ( x [ 1 ] - 1.625 ) ** 2 ) ) ) ** 2 ) #NEWLINE# v = ( ( x [ 1 ] - 1 ) ** 2 ) #NEWLINE# return ( u + self )