std::cosh

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Defined in header <cmath>
float       cosh( float arg );
double      cosh( double arg );
long double cosh( long double arg );
double      cosh( Integral arg );
 （C++11 起）
计算双曲余弦的arg
Original:
Computes hyperbolic cosine of arg
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[编辑] 参数

arg -
浮点值
Original:
floating point value
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[编辑] 返回值

双曲余弦的arg
Original:
hyperbolic cosine of arg
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[编辑] 另请参阅
计算双曲正弦（sh(x)）
Original:
computes hyperbolic sine (sh(x))
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（函数） [edit]
双曲正切
Original:
hyperbolic tangent
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（函数） [edit]
（C++11）
双曲反余弦值
Original:
hyperbolic arc cosine
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（函数） [edit]
计算双曲余弦的复数（ch(z)）的
Original:
computes hyperbolic cosine of a complex number (ch(z))
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（函数模板） [edit]
std::coshvalarray的每个元素的功能
Original:
applies the function std::cosh to each element of valarray
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（函数模板） [edit]
来自“http://zh.cppreference.com/mwiki/index.php?title=cpp/numeric/math/cosh&oldid=29054”