Re: [sage-support] Solve fails for a cubic

2010-03-01 Thread Alex Ghitza
On Sun, 28 Feb 2010 23:02:08 -0800 (PST), Sharpie wrote: > However, tonight I have been trying to solve an open channel flow > problem which requires me to find the roots of: > > y^3 - 1.39027132807289 * y^2 + 0.090610488164005 == 0 > > find_root() does return the correct answers-- but in this

[sage-support] Solve fails for a cubic

2010-03-01 Thread Sharpie
Hello group, I've been eyeing Sage for a while-- it has always struck me as a wonderful project. Recently I have started trying to use it for homework assignments and have had very encouraging results so far. However, tonight I have been trying to solve an open channel flow problem which require