Exemple #1
0
void euler(int *x, int *y, int* y_prima, float h, int n_pasos){
  y[0] = 0.0;

  int i;
  for(i = 1; i < n_pasos; i ++){
  y_prima[i] = f_prima(x[i-1], y[i-1]);
  
  x[i] = x[i-1] + h;
  y[i] = y[i-1] + h*(y_prima[1]);

}
   
    
  
}
Exemple #2
0
int main(){

	double a= 1.2,b=1.4,c;
	double tolerancia = 0.002;
	int i=0;
	double xnuevo, xn=1.2;
	FILE *fp;

	//fp = fopen("biseccion.txt", "w");
	//fprintf(fp,"i\ta\tb\tc\tabs(a-b)\n\tF(a)\tF(b)\tF(c)\n");
	printf("Xnuevo\tXn\n");
	do{

		xnuevo = xn -(f(xn)/f_prima(xn));
		printf("%f\t%f\t%f\n", xnuevo, xn, fabs(xnuevo-xn));	
		if(fabs(xnuevo-xn)<tolerancia) break;
		if(i==10)break;
		xn = xnuevo;
		i++;
	}while( f(xnuevo)!=0);

	
	//fclose(fp);
}