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      std::sqrt

      Da cppreference.com
      < cpp‎ | numeric‎ | math

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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)
       
      Funções matemáticas comuns
      Funções
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      Functions
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      Operações básicas
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      Basic operations
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      (C++11)(C++11)(C++11)
      Funções exponenciais
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      Exponential functions
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      (C++11)
      (C++11)
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      (C++11)
      Funções de poder
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      Power functions
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      sqrt
      (C++11)
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      Funções trigonométricas e hiperbólicas
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      Trigonometric and hyperbolic functions
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      Erro e funções gamma
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      Error and gamma functions
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      (C++11)
      (C++11)
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      Número inteiro mais próximo de operações de ponto flutuante
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      Nearest integer floating point operations
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      (C++11)(C++11)(C++11)
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      (C++11)(C++11)(C++11)
      Flutuando funções de manipulação de pontos
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      Floating point manipulation functions
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      Classificação / Comparação
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      Classification/Comparison
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      Constantes de macros
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      Macro constants
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      Definido no cabeçalho <cmath>
      float       sqrt(float arg );
      double      sqrt(double arg );
      longdouble sqrt(longdouble arg );
      double      sqrt( Integral arg );
      		(desde C++11)
      Calcula a raiz quadrada de arg.
      Original:
      Computes square root of arg.
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      [editar]Parâmetros

      arg -
      ponto flutuante ou valor inteiro
      Original:
      floating point or integer value
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      [editar]Valor de retorno

      raiz quadrada de arg.
      Original:
      square root of arg.
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      Erro de domínio ocorre se arg é negativo. NAN é devolvido em caso.
      Original:
      Domain error occurs if arg is negative. NAN is returned in that case.
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      [editar]Veja também

      (C++11)
      Calcula a raiz cúbica (3√x)
      Original:
      computes cubic root (3√x)
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      (função)[edit]
      levanta uma série para o poder dado (xy)
      Original:
      raises a number to the given power (xy)
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      (função)[edit]
      raiz quadrada complexa na gama do semi-plano direito
      Original:
      complex square root in the range of the right half-plane
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      (modelo de função)[edit]
      aplica-se a std::sqrt função de cada elemento de valarray
      Original:
      applies the function std::sqrt to each element of valarray
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      (modelo de função)[edit]
      Obtida de "https://pt.cppreference.com/mwiki/index.php?title=cpp/numeric/math/sqrt&oldid=21286"
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