Functions to deal with very common math operations. More...

#include <cmath>
#include <IMP/algebra/algebra_config.h>
#include <IMP/base/exception.h>

Include dependency graph for algebra/utility.h:

This graph shows which files directly or indirectly include this file:

Namespaces
namespace	IMP
	All IMP::kernel code is brought into the IMP namespace.

namespace	IMP::algebra
	See IMP.algebra Overview for more information.

Functions
bool	IMP::algebra::get_are_almost_equal (const double a, const double b, const double epsilon)
	Compares two values (intended for doubles) More...

double	IMP::algebra::get_closer_power_of_2 (double x)
	Closest power of 2 for a number, not necessarily higher.

template<typename T >
T	IMP::algebra::get_constrained (const T x, const T x0, const T xF)
	Constrains a value between two given limits.

float	IMP::algebra::get_next_larger_power_of_2 (float x)
	Closest power of 2 that can contain a number x.

double	IMP::algebra::get_next_larger_power_of_2 (double x)
	Closest power of 2 that can contain a number x.

template<typename T >
int	IMP::algebra::get_rounded (const T &x)
	Rounds a number to next integer. More...

template<typename T >
int	IMP::algebra::get_sign (const T &x)
	Sign of a number. 1 if the number is higher or equal to 0 and -1 otherwise.

double	IMP::algebra::get_squared (double x)

Detailed Description

Definition in file algebra/utility.h.

Namespaces