complex::operator*=
Multiplica un número complejo de destino por un factor, que puede ser complejo o es el mismo tipo que son elementos real e imaginarias de números complejos.
template<class Other>
complex& operator*=(
const complex<Other>& _Right
);
complex<Type>& operator*=(
const Type& _Right
);
complex<Type>& operator*=(
const complex<Type>& _Right
);
Parámetros
- _Right
Un número complejo o un número con el mismo tipo que el parámetro de número complejo de destino.
Valor devuelto
Un número complejo que ha sido multiplicado por el número especificado como parámetro.
Comentarios
Se sobrecarga la operación para poder ejecutarse operaciones aritméticas simples sin conversión de datos en un formato determinado.
Ejemplo
// complex_op_me.cpp
// compile with: /EHsc
#include <complex>
#include <iostream>
int main() {
using namespace std;
double pi = 3.14159265359;
// Example of the first member function
// type complex<double> multiplied by type complex<double>
complex <double> cl1 ( polar ( 3.0 , pi / 6 ) );
complex <double> cr1 ( polar ( 2.0 , pi / 3 ) );
cout << "The left-side complex number is cl1 = " << cl1 << endl;
cout << "The right-side complex number is cr1 = " << cr1 << endl;
complex <double> cs1 = cl1 * cr1;
cout << "Quotient of two complex numbers is: cs1 = cl1 * cr1 = "
<< cs1 << endl;
// This is equivalent to the following operation
cl1 *= cr1;
cout << "Quotient of two complex numbers is also: cl1 *= cr1 = "
<< cl1 << endl;
double abscl1 = abs ( cl1 );
double argcl1 = arg ( cl1 );
cout << "The modulus of cl1 is: " << abscl1 << endl;
cout << "The argument of cl1 is: "<< argcl1 << " radians, which is "
<< argcl1 * 180 / pi << " degrees." << endl << endl;
// Example of the second member function
// type complex<double> multiplied by type double
complex <double> cl2 ( polar ( 3.0 , pi / 6 ) );
double cr2 = 5.0;
cout << "The left-side complex number is cl2 = " << cl2 << endl;
cout << "The right-side complex number is cr2 = " << cr2 << endl;
complex <double> cs2 = cl2 * cr2;
cout << "Quotient of two complex numbers is: cs2 = cl2 * cr2 = "
<< cs2 << endl;
// This is equivalent to the following operation
cl2 *= cr2;
cout << "Quotient of two complex numbers is also: cl2 *= cr2 = "
<< cl2 << endl;
double abscl2 = abs ( cl2 );
double argcl2 = arg ( cl2 );
cout << "The modulus of cl2 is: " << abscl2 << endl;
cout << "The argument of cl2 is: "<< argcl2 << " radians, which is "
<< argcl2 * 180 / pi << " degrees." << endl;
}
Resultados del ejemplo
The left-side complex number is cl1 = (2.59808,1.5)
The right-side complex number is cr1 = (1,1.73205)
Quotient of two complex numbers is: cs1 = cl1 * cr1 = (-6.21281e-013,6)
Quotient of two complex numbers is also: cl1 *= cr1 = (-6.21281e-013,6)
The modulus of cl1 is: 6
The argument of cl1 is: 1.5708 radians, which is 90 degrees.
The left-side complex number is cl2 = (2.59808,1.5)
The right-side complex number is cr2 = 5
Quotient of two complex numbers is: cs2 = cl2 * cr2 = (12.9904,7.5)
Quotient of two complex numbers is also: cl2 *= cr2 = (12.9904,7.5)
The modulus of cl2 is: 15
The argument of cl2 is: 0.523599 radians, which is 30 degrees.
Requisitos
complejo <deEncabezado: >
Espacio de nombres: std