std::real(std::complex)

 

C++

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Complex numbers

Member functions
complex::complex
complex::operator=
complex::real
complex::imag
complex::operator+= complex::operator-= complex::operator*= complex::operator/=
Non-member functions
operator== operator!=
operator<< operator>>
real
imag
abs
arg
norm
conj
proj (C++11)
polar
Exponential functions
exp
log
log10
Power functions
pow
sqrt
Trigonometric functions
sin cos tan	asin (C++11) acos (C++11) atan (C++11)
Hyperbolic functions
sinh cosh tanh	asinh (C++11) acosh (C++11) atanh (C++11)

 

Defined in header <complex>
template< class T > T real( const complex<T>& z );

Returns the real component of the complex number z, i.e. z.real().

Parameters

z

-

complex value

Return value

the real component of z

See also

real	accesses the real part of the complex number (public member function)
imag	accesses the imaginary part of the complex number (public member function)
imag	returns the imaginary component (function template)