std::fmin

From Cppreference

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Defined in header <cmath>
float       fmin( float x, float y );		(C++11 feature)
double      fmin( double x, double y );		(C++11 feature)
long double fmin( long double x, long double y );		(C++11 feature)

Returns the smaller of two floating point arguments.

[edit] Parameters

x, y

-

floating point values

[edit] Return value

The smaller of two floating point values.

[edit] See also

fmax (C++11)	larger of two floating point values (function)