ROOT   6.21/01 Reference Guide
Util.h File Reference
#include <string>
#include <sstream>
#include <cmath>
#include <limits>
#include <numeric>
#include "Types.h"
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Classes

class  ROOT::Math::KahanSum< T, N >
The Kahan summation is a compensated summation algorithm, which significantly reduces numerical errors when adding a sequence of finite-precision floating point numbers. More...

Namespaces

ROOT
Returns the available number of logical cores.

ROOT::Math

ROOT::Math::Util
namespace defining Utility functions needed by mathcore

Macros

#define MATH_UNUSED(var)   (void)var

Functions

template<class T >
ROOT::Math::Util::EvalLog (T x)
safe evaluation of log(x) with a protections against negative or zero argument to the log smooth linear extrapolation below function values smaller than epsilon (better than a simple cut-off) More...

template<class T >
std::string ROOT::Math::Util::ToString (const T &val)
Utility function for conversion to strings. More...

◆ MATH_UNUSED

 #define MATH_UNUSED ( var ) (void)var

Definition at line 34 of file Util.h.