From mboxrd@z Thu Jan 1 00:00:00 1970 From: bjg@sourceware.cygnus.com To: gsl-cvs@sourceware.cygnus.com Subject: gsl/ oc/poly.texi oly/ChangeLog oly/solve_cubi ... Date: Tue, 17 Aug 1999 15:08:00 -0000 Message-id: <19990817220834.8539.qmail@egcs.cygnus.com> X-SW-Source: 1999/msg00239.html List-Id: CVSROOT: /cvs/gsl Module name: gsl Changes by: bjg@egcs.cygnus.com 99/08/17 15:08:33 Modified files: doc : poly.texi poly : ChangeLog solve_cubic.c solve_quadratic.c test_poly.c zsolve_cubic.c zsolve_quadratic.c Log message: compute the cubic "discriminants" without division so that they are exact for exact integer inputs changed the way roots are counted to make all the routines consistent. Conincident roots are no longer a special case, now they are made up of separate roots which happen to have the same values.