CẤU TRÚC VÀ CÁC HÀM THAO TÁC TRÊN SỐ PHỨC include typedef struct tagcomplex { float thuc, ao; } complex; complex tong(complex a, complex { complex c; c.thuc = a.thuc + b.thuc; c.ao = a.ao + b.ao; return c; } complex hieu(complex a, complex { complex c; c.thuc = a.thuc b.thuc; c.ao = a.ao b.ao; return c; } complex tich(complex a, complex { complex c; c.thuc = a.thucb.thuc a.aob.ao; c.ao = a.thucb.ao + a.aob.thuc; return c; } complex thuong(complex a, complex { complex c; float tongbp; tongbp = b.thucb.thuc + b.aob.ao; c.thuc = (a.thuca.ao + b.thucb.ao)tongbp; c.ao = (a.aob.thuc a.thucb.ao)tongbp; return c; } float argument(complex a) { return acos(a.thucsqrt(a.thuca.thuc + a.aoa.ao)); } float modul(complex a) { return sqrt(a.thuca.thuc + a.aoa.ao); }
Trang 1CẤU TRÚC VÀ CÁC HÀM THAO TÁC TRÊN SỐ PHỨC
#include <math.h>
typedef struct tagcomplex {
float thuc, ao;
} complex;
complex tong(complex a, complex
{
complex c;
c.thuc = a.thuc + b.thuc;
c.ao = a.ao + b.ao;
return c;
}
complex hieu(complex a, complex
{
complex c;
c.thuc = a.thuc - b.thuc;
c.ao = a.ao - b.ao;
return c;
}
complex tich(complex a, complex
{
complex c;
c.thuc = a.thuc*b.thuc - a.ao*b.ao;
Trang 2c.ao = a.thuc*b.ao + a.ao*b.thuc;
return c;
}
complex thuong(complex a, complex
{
complex c;
float tongbp;
tongbp = b.thuc*b.thuc + b.ao*b.ao;
c.thuc = (a.thuc*a.ao + b.thuc*b.ao)/tongbp;
c.ao = (a.ao*b.thuc - a.thuc*b.ao)/tongbp;
return c;
}
float argument(complex a)
{
return acos(a.thuc/sqrt(a.thuc*a.thuc + a.ao*a.ao));
}
float modul(complex a)
{
return sqrt(a.thuc*a.thuc + a.ao*a.ao);
}
void print_complex(complex a)
{
printf("%.2f + %.2fi", a.thuc, a.ao);
Trang 3void main()
{
complex a, b, c;
printf("\nNhap he so thuc va phuc cua A : "); scanf("%f%f", &a.thuc, &a.ao);
printf("\nNhap he so thuc va phuc cua B : "); scanf("%f%f", &b.thuc, &b.ao);
printf("\nSo phuc A = ");
print_complex(a);
printf("\nSo phuc B = ");
print_complex( ;
printf("\nTong cua chung = ");
c = tong(a, ;
print_complex©;
printf("\nHieu cua chung = ");
c = hieu(a, ;
print_complex©;
printf("\nTich cua chung = ");
c = tich(a, ;
print_complex©;
printf("\nThuong cua chung = ");
c = thuong(a, ;
print_complex©;
printf("\nArgument cua a = %f", argument(a)); printf("\nModul cua a = %f", modul(a));
Trang 4getch(); }