08/11/15 14:11:56
>>843
struct mycomplex wa(struct mycomplex a, struct mycomplex b)
{
struct mycomplex z = { a.re+b.re, a.im+b.im };
return z;
}
struct mycomplex sa(struct mycomplex a, struct mycomplex b)
{
struct mycomplex z = { a.re-b.re, a.im-b.im };
return z;
}
struct mycomplex seki(struct mycomplex a, struct mycomplex b)
{
struct mycomplex z = { a.re*b.re - a.im*b.im, a.re*b.im + a.im*b.re };
return z;
}
struct mycomplex shou(struct mycomplex a, struct mycomplex b)
{
struct mycomplex z = {
(a.re*b.re + a.im*b.im) / (b.re*b.re + b.im*b.im),
(a.im*b.re - a.re*b.im) / (b.re*b.re + b.im*b.im)
};
return z;
}
double cabs(struct mycomplex a)
{
return hypot(a.re, a.im);
}