689 |
* result of -1 indicates that the equation is constant (i.e., |
* result of -1 indicates that the equation is constant (i.e., |
690 |
* always or never zero). |
* always or never zero). |
691 |
* |
* |
692 |
* @author Brain Gouph (bjg@network-theory.com) |
* @author Brian Gough (bjg@network-theory.com) |
693 |
* (original C implementation in the <a href= |
* (original C implementation in the <a href= |
694 |
* "http://www.gnu.org/software/gsl/">GNU Scientific Library</a>) |
* "http://www.gnu.org/software/gsl/">GNU Scientific Library</a>) |
695 |
* |
* |