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      exp2

      De cppreference.com
      < c | numeric | math

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      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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      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 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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      Número inteiro mais próximo de operações de ponto flutuante
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      Nearest integer floating point operations
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      Flutuando funções de manipulação de pontos
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      Floating point manipulation functions
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      Classificação
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      Classification
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      Constantes de macros
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      Macro constants
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      <tbody> </tbody>
      Definido no cabeçalho <math.h>
      float exp2f( float n );
      double exp2( double n );
      long double exp2l( long double n );
      Calcula 2 elevado à n poder dado
      Original:
      Computes 2 raised to the given power n
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      Parâmetros

      n -
      flutuando valor de ponto
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      floating point value
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      Valor de retorno

      2 elevado à n (i.e. 2n)
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      2 raised to the n (i.e. 2n)
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      Se o resultado é muito grande para o tipo de base, o erro ocorre gama e HUGE_VAL é retornado.
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      If the result is too large for the underlying type, range error occurs and HUGE_VAL is returned.
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      Veja também
      retorna e elevado à potência dada (ex)
      Original:
      returns e raised to the given power (ex)
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      (função) [edit]
      calcula natural (base e) logaritmo (de base e) (ln(x))
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      computes natural (base e) logarithm (to base e) (ln(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]
      C++ documentation for exp2