Pelles C forum

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

#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif

complex double parallel (complex double, complex double);
int main  (void)
{

complex double z, zl, zc, zr;
zr=6.9;
zl=I*2*3.14159265358979323846*549000*0.0002;                               //for 3.14159265358979323846 -> M_PI
zc=1/(I*2*3.14159265358979323846*549000*0,0000000005);               //for 3.14159265358979323846 -> M_PI
z=parallel (zl+zr, zc);


printf ("Wirkanteil=%lf Ohm\n", creal (z));
printf ("Blindanteil=%lf Ohm\n\n", cimag(z));

printf ("Betrag=%lf Ohm\n", cabs(z));
printf ("Phi im Bogenmass=%lf Rad\n", carg(z));
}
complex double parallel (complex double a, complex double b)
{
return ((a*b)/(a+b));
}

thanks for helo

Ok... what is it doing wrong?

A little more information would be helpful....

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

#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif

complex double parallel (complex double, complex double);
int main  (void)
{

complex double z, zl, zc, zr;
zr=6.9+I*0.0;
zl=0.0+I*2*3.14159265358979323846*549000*0.0002;                               //for 3.14159265358979323846 -> M_PI
zc=0.0+I*1/(2*3.14159265358979323846*549000*0,0000000005);               //for 3.14159265358979323846 -> M_PI
z=parallel (zl+zr, zc);


printf ("Wirkanteil=%lf Ohm\n", creal (z));
printf ("Blindanteil=%lf Ohm\n\n", cimag(z));

printf ("Betrag=%lf Ohm\n", cabs(z));
printf ("Phi im Bogenmass=%lf Rad\n", carg(z));
}
complex double parallel (complex double a, complex double b)
{
return ((a*b)/(a+b));
}


(0 -->,<-- 0000000005)

Quote from: MichaelT on February 24, 2011, 06:33:28 PM
(0 -->,<-- 0000000005)

Wow... nice catch!

ok thanks