Thanks, James. Looking forward to the code! Al
--- James M Stephenson <[EMAIL PROTECTED]> wrote: > I was worried about using any code from Numerical Recipies, so I have > refrained from doing so and am using it as a reference in addition to > Cantrell's book. The only thing I am using it for is the bits of theory > here and there within it, not the algorithms. I am developing those > myself. The NR reference is not being used for the compressed matrix > class, I am not using anything for that apart from Cantrell's book and > the Lapack reference manual. I am not reusing any code or algorithms > from either book. I will post my JUnit tests and code this evening for > review. > > James > > Al Chou wrote: > > >Yes, good point, Martin. > > > >James, please see > >http://www.mail-archive.com/[email protected]/msg61147.html for > an > >example of our exercising a decision we made early in Commons Math's history > >regarding code derived from _Numerical Recipes_ (in short, using _NR_ as a > >source for code without getting written permission violates their license, > and > >their license is not compatible with the Apache License anyway). > > > >Also please see http://jakarta.apache.org/commons/math/developers.html for > >general information and guidelines for Commons Math contributors. > > > >I strongly recommend you post whatever JUnit tests and code you currently > have, > >regardless of what shape it's in, either to the list or somewhere accessible > >via Internet, before continuing with any more coding. At this point it is > >going to be important to make sure you're not wasting your time; deriving > code > >from _NR_ is not compatible with (probably most if not all) open source > >licenses, so it's not just an Apache Software Foundation issue. > > > > > >Al > > > > > > > >--- Henri Yandell <[EMAIL PROTECTED]> wrote: > > > > > >>Especially Phil/Al as mentors. > >> > >>On 8/8/05, Martin Cooper <[EMAIL PROTECTED]> wrote: > >> > >> > >>>Hmm, I'm a little concerned at the reference to Numerical Recipes. The > >>>NR folks have strict limitations on how their work may be used. For > >>>example, see: > >>> > >>>http://www.numerical-recipes.com/infotop.html#distinfo > >>> > >>>Can someone more familiar with this chime in on the extent to which we > >>>may have issues with this, if any? > >>> > >>>-- > >>>Martin Cooper > >>> > >>> > >>>On 8/8/05, James M Stephenson <[EMAIL PROTECTED]> wrote: > >>> > >>> > >>>>Compressed Matrix class and arithmetic components are coming along, I > >>>>should have a good post soon. I've got a few more methods to write for > >>>>the compressed matrix class. I hope to be finished with my project on > >>>>8/21 right now including getting ripped up by the community, I really > >>>>should not have done the hardest part first (The compressed matrix > >>>>class). It is really proving to be difficult to come up with a > >>>>completely sound method of doing it, especially one that follows along > >>>>the lines of commons development, I am using the Numerical Recipes set > >>>>of books as a good reference along with Cantrell's Modern Mathematical > >>>>Methods for Physicists and Engineers. I will definitely have a post and > >>>>a patch to discuss this week, and if all goes well, I should have the > >>>>decomposer done next week midweek. > >>>> > >>>>Sincerely, > >>>>James __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
