33 lines
691 B
C
33 lines
691 B
C
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#include <math.h>
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#include <locale.h>
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#include <stdio.h>
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float const END = 0.000001;
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double teylor(double Xn, int n, double x,double sum)
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{
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if (fabs(Xn)>END)
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{
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n+=1;
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Xn*=(-1)*x*x/(2*n*(2*n-1));
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sum+=Xn;
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return teylor(Xn, n, x, sum);
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}
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return sum;
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}
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int main()
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{
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double x;
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setlocale( LC_ALL,".utf-8" );
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printf("Рекурсия. Ряд Тейлора. Косинус.\n");
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printf("Введите икс в градусах:");
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scanf("%lf", &x);
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const float PI = 3.1415926535;
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x *= PI/180.0;
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printf("Cos = %lf\n", teylor(1.0,0,x,1.0));
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printf("Cos = %lf\n", cos(x));
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return 0;
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}
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