2011/11/26 Phil Steitz <phil.ste...@gmail.com>: > On 11/23/11 11:28 PM, Sébastien Brisard wrote: >> Hello, >> >> * MATH-699 (inverseCumulativeDistribution fails with cumulative >> distribution having a plateau): I have posted a new implementation of >> inverseCumulativeDistribution which does "not really" solve this >> issue. In short, it would allow us to get rid of methods >> getDomainUpperBound(double), getDomainLowerBound(double) and >> getInitialDomain(double). As for the plateau issue itself, I've added >> an extra test which seems fairly robust, but incurs a slight overhead, >> so I'm reluctant to include it. Two options here: >> - clearly state in the Javadoc that the default solver *fails* in >> the presence of plateau, and be done with it, >> - add a flag to the constructor, to allow for plateau detection. >> If you have any opinion on this issue, please state it on the JIRA >> ticket. Thanks! > See comments on the ticket. Christian's idea will work - i.e. only > check if the support is not connected. > > Phil Yes, I do think it's a very good idea. I will commit the new code (including Christian's work-around) once MATH-703 is resolved, as the two overlap. Meanwhile, while working on MATH-711 yesterday, I found some inconsistencies in the implementations. I need to look into it in more depth, just to make sure I did not misunderstand, and will report. Sébastien
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