Namespaces | |
namespace | regina |
Functions | |
template<class R> | |
bool | isZero (R x) |
Determines whether the given real or complex number is zero. | |
template<class R> | |
bool | isNonZero (R x) |
Determines whether the given real or complex number is non-zero. | |
template<class R> | |
bool | isPositive (R x) |
Determines whether the given real or complex number is strictly positive. | |
template<class R> | |
bool | isNegative (R x) |
Determines whether the given real or complex number is strictly negative. | |
template<class R> | |
bool | isNonNegative (R x) |
Determines whether the given real or complex number is non-negative. | |
template<class R> | |
bool | isNonPositive (R x) |
Determines whether the given real or complex number is non-positive. | |
Variables | |
const double | epsilon |
A very small positive real designed to accommodate for rounding error. |