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      std::complex::operator+(binary), operator-(binary), operator*, operator/

      Da cppreference.com
      < cpp‎ | numeric‎ | complex

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      C++
       
      Biblioteca numéricos
      Funções matemáticas comuns
      De ponto flutuante ambiente
      Números complexos
      Matrizes numéricas
      Pseudo-aleatório de geração de números
      Tempo de compilação aritmética racional(C++11)
      Genéricos operações numéricas
      Original:
      Generic numeric operations
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      (C++11)
       
      Números complexos
      Funções de membro
      Original:
      Member functions
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      complex::complex
      complex::operator=
      complex::real
      complex::imag
      complex::operator+=
      complex::operator-=
      complex::operator*=
      complex::operator/=
      Não-membros funções
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      Non-member functions
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      (C++11)
      Funções exponenciais
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      Exponential functions
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      Funções de poder
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      Power functions
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      Funções trigonométricas
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      Trigonometric functions
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      (C++11)
      (C++11)
      (C++11)
      Funções hiperbólicas
      Original:
      Hyperbolic functions
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      (C++11)
      (C++11)
      (C++11)
       
      template<class T >
      complex<T> operator+(const complex<T>& lhs, const complex<T>& rhs);
      		 (1)
      template<class T >
      complex<T> operator+(const complex<T>& lhs, const T& rhs);
      		 (2)
      template<class T >
      complex<T> operator+(const T& lhs, const complex<T>& rhs);
      		 (3)
      template<class T >
      complex<T> operator-(const complex<T>& lhs, const complex<T>& rhs);
      		 (4)
      template<class T >
      complex<T> operator-(const complex<T>& lhs, const T& rhs);
      		 (5)
      template<class T >
      complex<T> operator-(const T& lhs, const complex<T>& rhs);
      		 (6)
      template<class T >
      complex<T> operator*(const complex<T>& lhs, const complex<T>& rhs);
      		 (7)
      template<class T >
      complex<T> operator*(const complex<T>& lhs, const T& rhs);
      		 (8)
      template<class T >
      complex<T> operator*(const T& lhs, const complex<T>& rhs);
      		 (9)
      template<class T >
      complex<T> operator/(const complex<T>& lhs, const complex<T>& rhs);
      		 (10)
      template<class T >
      complex<T> operator/(const complex<T>& lhs, const T& rhs);
      		 (11)
      template<class T >
      complex<T> operator/(const T& lhs, const complex<T>& rhs);
      		 (12)
      Implementa os operadores binários para aritmética complexa e de aritmética complexa / escalar mista. Argumentos escalares são tratados como números complexos com a parte real igual ao argumento ea parte imaginária definida para zero.
      Original:
      Implements the binary operators for complex arithmetic and for mixed complex/scalar arithmetic. Scalar arguments are treated as complex numbers with the real part equal to the argument and the imaginary part set to zero.
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      1-3)
      Retorna a soma de seus argumentos
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      Returns the sum of its arguments
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      4-6)
      Retorna o resultado da subtração de rhslhs
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      Returns the result of subtracting rhs from lhs
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      7-9)
      Multiplica seus argumentos
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      Multiplies its arguments
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      10-12)
      Divide lhs por rhs
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      Divides lhs by rhs
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      Índice

      [editar]Parâmetros

      lhs, rhs -
      os argumentos: ou ambos os números complexos ou um complexo e um escalares do tipo de correspondência (float, double, longdouble)
      Original:
      the arguments: either both complex numbers or one complex and one scalar of matching type (float, double, longdouble)
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      [editar]Valor de retorno

      1-3)complex<T>(lhs)+= rhs
      4-6)complex<T>(lhs)-= rhs
      7-9)complex<T>(lhs)*= rhs
      10-12)complex<T>(lhs)/= rhs

      [editar]Exemplo

      #include <iostream>#include <complex>int main(){std::complex<double> c2(2, 0);std::complex<double> ci(0, 1);   std::cout<< ci <<" + "<< c2 <<" = "<< ci+c2 <<'\n'<< ci <<" * "<< ci <<" = "<< ci*ci <<'\n'<< ci <<" + "<< c2 <<" / "<< ci <<" = "<< ci+c2/ci <<'\n'<<1<<" / "<< ci <<" = "<<1./ci <<'\n';   // std::cout << 1.f/ci; // compile error// std::cout << 1/ci; // compile error}

      Saída: 

      (0,1) + (2,0) = (2,1) (0,1) * (0,1) = (-1,0) (0,1) + (2,0) / (0,1) = (0,-1) 1 / (0,1) = (0,-1)

      [editar]Veja também

      atribuição composto de dois números complexos ou um complexo e um escalar
      Original:
      compound assignment of two complex numbers or a complex and a scalar
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      (função pública membro)[edit]
      aplica operadores unários aos números complexos
      Original:
      applies unary operators to complex numbers
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      (modelo de função)[edit]
      Obtida de "https://pt.cppreference.com/mwiki/index.php?title=cpp/numeric/complex/operator_arith3&oldid=21197"
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