def shekel(individual, a, c):
 return (sum(((1.0 / (c[i] + sum((((individual[j] - aij) ** 2) for (j, aij) in enumerate(a[i]))))) for i in range(len(c)))),)

def shekel ( individual , a , c ) : return ( sum ( ( ( 1.0 / ( c [ i ] + sum ( ( ( ( individual [ j ] - aij ) ** 2 ) for ( j , aij ) in enumerate ( a [ i ] ) ) ) ) ) for i in range ( len ( c ) ) ) ) , )
the shekel multimodal function can have any number of maxima .