Accumulator.h File Reference

#include <iosfwd>
#include <cmath>

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Classes
class	Accumulator

Functions
std::ostream &	operator<< (std::ostream &os, const Accumulator &stat)

Function Documentation

operator<<()

std::ostream& operator<<	(	std::ostream &	os,
		const Accumulator &	stat
	)

Definition at line 24 of file Accumulator.cc.

                                                                {
  os << "entries: " << stat.nEntries();
  if (stat.nEntries() > 0) {
    os << "   Mean: " << stat.mean();
  }
  if (stat.nEntries() > 1) {
    os << "   Sigma: " << stat.sigma();
  }
  return os;
}