std::complex
Defined in header
<complex>
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template< class T >
class complex; |
(1) | |
template<> class complex<float>;
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(2) | |
template<> class complex<double>;
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(3) | |
template<> class complex<long double>;
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(4) | |
The specializations std::complex<float>, std::complex<double>, and std::complex<long double> are literal types for representing and manipulating complex numbers.
The effect of instantiating the template complex
for any other type is unspecified.
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[edit] Member types
Member type | Definition |
value_type
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T
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[edit] Member functions
constructs a complex number (public member function) |
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assigns the contents (public member function) |
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accesses the real part of the complex number (public member function) |
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accesses the imaginary part of the complex number (public member function) |
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compound assignment of two complex numbers or a complex and a scalar (public member function) |
[edit] Non-member functions
applies unary operators to complex numbers (function template) |
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performs complex number arithmetics on two complex values or a complex and a scalar (function template) |
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compares two complex numbers or a complex and a scalar (function template) |
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serializes and deserializes a complex number (function template) |
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returns the real component (function template) |
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returns the imaginary component (function template) |
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returns the magnitude of a complex number (function template) |
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returns the phase angle (function template) |
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returns the squared magnitude (function template) |
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returns the complex conjugate (function template) |
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(C++11)
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returns the projection onto the Riemann sphere (function template) |
constructs a complex number from magnitude and phase angle (function template) |
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Exponential functions |
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complex base e exponential (function template) |
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complex natural logarithm with the branch cuts along the negative real axis (function template) |
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complex common logarithm with the branch cuts along the negative real axis (function template) |
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Power functions |
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complex power, one or both arguments may be a complex number (function template) |
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complex square root in the range of the right half-plane (function template) |
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Trigonometric functions |
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computes sine of a complex number (sin(z)) (function template) |
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computes cosine of a complex number (cos(z)) (function template) |
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computes tangent of a complex number (tan(z)) (function template) |
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(C++11)
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computes arc sine of a complex number (arcsin(z)) (function template) |
(C++11)
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computes arc cosine of a complex number (arccos(z)) (function template) |
(C++11)
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computes arc tangent of a complex number (arctan(z)) (function template) |
Hyperbolic functions |
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computes hyperbolic sine of a complex number (sh(z)) (function template) |
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computes hyperbolic cosine of a complex number (ch(z)) (function template) |
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computes hyperbolic tangent of a complex number (function template) |
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(C++11)
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computes area hyperbolic sine of a complex number (function template) |
(C++11)
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computes area hyperbolic cosine of a complex number (function template) |
(C++11)
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computes area hyperbolic tangent of a complex number (function template) |
[edit] Non-static data members
For any object For any pointer to an element of an array of These requirements essentially limit implementation of each of the three specializations of std::complex to declaring two and only two non-static data members, of type |
(since C++11) |
[edit] Literals
Defined in inline namespace
std::literals::complex_literals |
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A std::complex literal representing pure imaginary number (function) |
[edit] See also
C documentation for Complex number arithmetic
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