The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
std::proj(std::complex) – std::proj(std::complex) Synopsis Defined in header <complex> template< class T > (1) (since C++11) complex<T> proj( const complex<T>& z ); std::complex<long double> proj( long double z ); (2) (since C++11) template< class DoubleOrInteger > (3) (since C++11) std::complex<double> proj( DoubleOrInteger z ); std::complex<float> proj( float z ); (4) (since C++11) Returns the projection of…
std::priority_queue<T,Container,Compare>::~priority_queue – std::priority_queue<T,Container,Compare>::~priority_queue Synopsis ~priority_queue(); Destructs the container adaptor. The destructors of the elements are called and the used storage is deallocated. Note, that if the elements are pointers, the pointed-to objects are not destroyed. Complexity Linear in the size of the container adaptor.
std::printf,std::fprintf,std::sprintf,std::snprintf – std::printf,std::fprintf,std::sprintf,std::snprintf Synopsis Defined in header <cstdio> int printf( const char* format, … ); (1) int fprintf( std::FILE* stream, const char* format, … ); (2) int sprintf( char* buffer, const char* format, … ); (3) int snprintf( char* buffer, std::size_t buf_size, const char* format, … ); (4) (since C++11) Loads the data from the…
std::prev_permutation – std::prev_permutation Synopsis Defined in header <algorithm> template< class BidirIt > (until C++20) bool prev_permutation( BidirIt first, BidirIt last); template< class BidirIt > (since C++20) constexpr bool prev_permutation( BidirIt first, BidirIt last); (1) template< class BidirIt, class Compare > (until C++20) bool prev_permutation( BidirIt first, BidirIt last, Compare comp); (2) template< class BidirIt, class…
std::prev – std::prev Synopsis Defined in header <iterator> template< class BidirIt > BidirIt prev( (since C++11) BidirIt it, (until C++17) typename std::iterator_traits<BidirIt>::difference_type n = 1 ); template< class BidirIt > constexpr BidirIt prev( (since C++17) BidirIt it, typename std::iterator_traits<BidirIt>::difference_type n = 1 ); Return the nth predecessor of iterator it. Parameters it – an iterator…
std::pow,std::powf,std::powl – std::pow,std::powf,std::powl Synopsis Defined in header <cmath> float pow ( float base, float exp ); float powf( float base, float exp ); (since C++11) double pow ( double base, double exp ); (2) long double pow ( long double base, long double exp ); long double powl( long double base, long double exp );…
std::pow(std::valarray) – std::pow(std::valarray) Synopsis Defined in header<valarray> template <class T> (1) std::valarray<T> pow(const std::valarray<T> &base, const std::valarray<T> &exp); template <class T> std::valarray<T> pow(const std::valarray<T> &base, (2) const typename std::valarray<T>::value_type &vexp); template <class T> std::valarray<T> pow(const typename std::valarray<T>::value_type &vbase, (3) const std::valarray<T> &exp); Raises a value to a power. 1) Computes the values of each element…
std::pow(std::complex) – std::pow(std::complex) Synopsis Defined in header<complex> template <class T> (1) complex<T> pow(const complex<T> &x, const complex<T> &y); template <class T> (2) complex<T> pow(const complex<T> &x, const T &y); template <class T> (3) complex<T> pow(const T &x, const complex<T> &y); template <class T, class U> (4)(since C++ 11) complex</*Promoted*/> pow(const complex<T> &x, const complex<U> &y);…
std::pop_heap – std::pop_heap Synopsis Defined in header<algorithm> template <class RandomIt> (until C++ 20) void pop_heap(RandomIt first, RandomIt last); template <class RandomIt> (since C++ 20) constexpr void pop_heap(RandomIt first, RandomIt last); (1) template <class RandomIt, class Compare> (until C++ 20) void pop_heap(RandomIt first, RandomIt last, Compare comp); (2) template <class RandomIt, class Compare> (since C++ 20)…
std::polar(std::complex) – std::polar(std::complex) Synopsis Defined in header<complex> template <class T> complex<T> polar(const T &r, const T &theta = T()); Returns a complex number with magnitude r and phase angle theta. The behavior is undefined if r is negative or NaN, or if theta is infinite. Parameters r – magnitude theta – phase angle Return value…
std::poisson_distribution< _IntType >::param_type – Synopsis Public Types typedef poisson_distribution < _IntType > distribution_type" Public Member Functions param_type (double __mean=1.0) double mean () const Friends bool operator== (const param_type &__p1, const param_type &__p2) class poisson_distribution< _IntType > Detailed Description template<typename _IntType = int>struct std::poisson_distribution< _IntType >::param_type Parameter type. Definition at line 4439 of file random.h. Author…
std::poisson_distribution<IntType>::reset – std::poisson_distribution<IntType>::reset Synopsis void reset(); (since C++ 11) Resets the internal state of the distribution object. After a call to this function, the next call to operator() on the distribution object will not be dependent on previous calls to operator(). Parameters (none) Return value (none) Complexity Constant.
std::poisson_distribution<IntType>::poisson_distribution – std::poisson_distribution<IntType>::poisson_distribution Synopsis poisson_distribution() : poisson_distribution(1.0) {} (1) (since C++11) explicit poisson_distribution( double mean ); (2) (since C++11) explicit poisson_distribution( const param_type& params ); (3) (since C++11) Constructs a new distribution object. (2) uses mean as the distribution parameter. (3) uses params as the distribution parameter. Parameters mean – the μ distribution parameter (the…
std::poisson_distribution<IntType>::param – std::poisson_distribution<IntType>::param Synopsis param_type param() const; (1) (since C++11) void param( const param_type& params ); (2) (since C++11) Manages the associated distribution parameter set. 1) Returns the associated parameter set. 2) Sets the associated parameter set to params Parameters params – new contents of the associated parameter set Return value 1) The associated parameter…
std::poisson_distribution<IntType>::operator() – std::poisson_distribution<IntType>::operator() Synopsis template <class Generator> (1)(since C++ 11) result_type operator()(Generator &g); template <class Generator> (2)(since C++ 11) result_type operator()(Generator &g, const param_type ¶ms); Generates random numbers that are distributed according to the associated probability function. The entropy is acquired by calling g.operator(). The first version uses the associated parameter set, the second version…
std::poisson_distribution<IntType>::min – std::poisson_distribution<IntType>::min Synopsis result_type min() const; (since C++11) Returns the minimum value potentially generated by the distribution. Parameters (none) Return value The minimum value potentially generated by the distribution Complexity Constant. See also returns the maximum potentially generated value max (public member function)
std::poisson_distribution<IntType>::mean – std::poisson_distribution<IntType>::mean Synopsis double mean() const; (since C++ 11) Returns the μ parameter the distribution was constructed with. The parameter defines mean number of occurrences of the event. The default value is 1.0. Parameters (none) Return value Floating point value identifying the μ distribution parameter. See also gets or sets the distribution parameter object…
std::poisson_distribution<IntType>::max – std::poisson_distribution<IntType>::max Synopsis result_type max() const; (since C++11) Returns the maximum value potentially generated by the distribution. Parameters (none) Return value The maximum value potentially generated by the distribution. Complexity Constant. See also returns the minimum potentially generated value min (public member function)
std::poisson_distribution – std::poisson_distribution Synopsis Defined in header<random> template <class IntType = int> (since C++ 11) class poisson_distribution; Produces random non-negative integer values i, distributed according to discrete probability function: \(P(i | \mu) = \frac{e^{-\mu}\mu^i}{i!}\)P(i|μ) = e-μ ·μi i! The value obtained is the probability of exactly i occurrences of a random event if the expected,…
std::pointer_traits<Ptr>::to_address – std::pointer_traits<Ptr>::to_address Synopsis Defined in header <memory> static element_type* to_address(pointer p) noexcept; (1) (since C++20) (optional member of user-defined specialization) Constructs a raw pointer that references the same object as its pointer-like ("fancy pointer") argument. This function, if defined, is the inverse of pointer_to, and exists as the customization point to be called by…