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"""Implementation of Rastrigin benchmark function."""
import math
__all__ = ['Rastrigin']
class Rastrigin(object):
def __init__(self, Lower=-100, Upper=100):
self.Lower = Lower
self.Upper = Upper
@classmethod
def function(cls):
def evaluate(D, sol):
val = 0.0
for i in range(D):
val = val + \
math.pow(sol[i], 2) - 10 * math.cos(
2 * math.pi * sol[i]) + 10
return val
return evaluate
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NiaPy
