// Metoda najszybszego spadku 20.12.2019
#include<iostream>
double grad(double x) {
return (1 - (2 / (x * x * x)));
}
double f(double x) {
return x + pow(x, -2);
}
void metodaNajszybszegoSpadku() {
double lambda = 0.1;
double x1 = 1.0;
double x0 = 0.0;
double epsilon = 0.0000001;
int k = 0;
do {
k++;
x0 = x1;
x1 = x1 - lambda * grad(x1);
//std::cout << "iteracja: " << k << ", x = "<<x1<<std::endl;
} while (abs(x1 - x0) > epsilon);
std::cout << std::endl;
std::cout << std::endl;
std::cout << "x = " << x1 << std::endl;
std::cout << "Liczba iteracji = " << k << std::endl;
}
int main() {
metodaNajszybszegoSpadku();
system("pause");
return 0;
}
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