f0.schwefel4 {evoper}

f0.schwefel4

Description

The schwefel function of N variables for testing optimization methods. The global optima for the function is given by xi = 420.96874636, forall i E 1...N, f(x) = 0. The range of xi is [-500,500]

Usage

f0.schwefel4(x1, x2, x3, x4)

Arguments

x1

The first function variable

x2

The second function variable

x3

The third function variable

x4

The fourth function variable

Value

The function value