integral.c

#include <stdio.h>
#include <math.h>

float
my_func(float x)
{
  return sqrt(1+pow(x,4));
}

float 
my_integral(float a, float b, float h)
{
	float total, step;
	total = 0;
	step = pow(10.0,-1*h);
	while(a < b){
		total += my_func(a);
		a += step;
	}
	return total / pow(10.0,h);
}

int
main(void)
{
	float a,b,h;
	h = 0;
	printf("Sayi a yi giriniz \n");
	scanf("%f", &a);
	printf("Sayi b yi giriniz \n");
	scanf("%f", &b);
	printf("Lutfen basamak sayisi olarak hassasiyet giriniz\n");
	scanf("%f", &h);
	printf("Verdiginiz sayilar ile \"sqrt(1+x**4)\" fonksiyonun a' dan b' ye integrali\n");
	if(a<b)
		printf("%f", my_integral(a,b,h));
	else
		printf("%f", -1*my_integral(b,a,h));
	return 0;
}