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lab5 7

Snippet info

Language

Cpp

Visibility

public

Author

enifmankalinan

Created

2018-12-03T21:39:01Z

Updated

2018-12-03T21:39:01Z

#include <iostream>
#include <cmath>

using namespace std;

int main() {
    
    const double e = 0.001;
    double a, an;
    an = 1;
    int i = 1;
    cout << an;
    
    do
    {
        a = an;
        an = (a + 2/a)* 1./2.;
        i++;
        cout.precision(4);
        cout << "  " << an;
    } while(fabs(pow(an,2)- 2) >= e);
    
    cout << endl;
    cout << "Номер первого элемента для которого |an^2 - 2| < e = " << i << endl;
    
    return 0;
}
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