Re: [math] releasing 2.0 ?

2009-04-05 Thread Ted Dunning
I should probably put this comment onto the issue itself, but for very large values of lambda, the sampled count becomes very close to Gaussian which would imply that there are very simple rejection algorithms based on standard techniques such as sampling from the normal or Lorentzian and rejecting

Re: [math] releasing 2.0 ?

2009-04-05 Thread Phil Steitz
Brent Worden wrote: Phil Steitz wrote: I will look at MATH-197 if Brent does not catch this. Thanks for nudging me to actually contribute something. :) I added a rejection method for Poisson random variables. As Luc mentioned in the issue, the original approach experienced numerical inst

Re: [math] releasing 2.0 ?

2009-04-05 Thread Brent Worden
Phil Steitz wrote: I will look at MATH-197 if Brent does not catch this. Thanks for nudging me to actually contribute something. :) I added a rejection method for Poisson random variables. As Luc mentioned in the issue, the original approach experienced numerical instability for larger me

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random

2009-04-05 Thread sebb
On 05/04/2009, sebb wrote: > On 05/04/2009, Phil Steitz wrote: > > sebb wrote: > > > > > On 05/04/2009, Phil Steitz wrote: > > > > > > > > > > s...@apache.org wrote: > > > > > > > > We need to be careful with removing all of these casts. They were > > inserted > > > > earlier to elim

RE: [vfs] next release?

2009-04-05 Thread Gary Gregory
> -Original Message- > From: Ralph Goers [mailto:ralph.go...@dslextreme.com] > Sent: Saturday, April 04, 2009 10:08 PM > To: Commons Developers List > Subject: Re: [vfs] next release? > > The next release of VFS will be 2.0. I've been working on cleaning the > code in preparation for a rel

Re: New sandbox project -- Apache Commons (Portable) Runtime

2009-04-05 Thread sebb
+1 On 05/04/2009, Phil Steitz wrote: > +1 welcome! > > Phil > > Mladen Turk wrote: > > > Hi all > > > > This is not official project manifest, just few things > > so I can gather info weather the project has any chance > > to settle in the commons at the first place. > > > > The project is comp

Re: New sandbox project -- Apache Commons (Portable) Runtime

2009-04-05 Thread Phil Steitz
+1 welcome! Phil Mladen Turk wrote: Hi all This is not official project manifest, just few things so I can gather info weather the project has any chance to settle in the commons at the first place. The project is completely different from other commons projects, because it contains platform

Re: New sandbox project -- Apache Commons (Portable) Runtime

2009-04-05 Thread Siegfried Goeschl
+1 Mladen Turk wrote: > Hi all > > This is not official project manifest, just few things > so I can gather info weather the project has any chance > to settle in the commons at the first place. > > The project is completely different from other > commons projects, because it contains platform nat

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random

2009-04-05 Thread sebb
On 05/04/2009, Phil Steitz wrote: > sebb wrote: > > > On 05/04/2009, Phil Steitz wrote: > > > > > > > s...@apache.org wrote: > > > > > > We need to be careful with removing all of these casts. They were > inserted > > > earlier to eliminate some errors resulting from int/int computations in > >

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random

2009-04-05 Thread sebb
On 05/04/2009, Phil Steitz wrote: > sebb wrote: > > > On 05/04/2009, Phil Steitz wrote: > > > > > > > s...@apache.org wrote: > > > > > > We need to be careful with removing all of these casts. They were > inserted > > > earlier to eliminate some errors resulting from int/int computations in > >

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random/

2009-04-05 Thread Phil Steitz
sebb wrote: On 05/04/2009, Phil Steitz wrote: s...@apache.org wrote: We need to be careful with removing all of these casts. They were inserted earlier to eliminate some errors resulting from int/int computations in larger expressions resulting in incorrect values. Could be later JDKs h

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random/

2009-04-05 Thread Phil Steitz
sebb wrote: On 05/04/2009, Phil Steitz wrote: s...@apache.org wrote: We need to be careful with removing all of these casts. They were inserted earlier to eliminate some errors resulting from int/int computations in larger expressions resulting in incorrect values. Could be later JDKs h

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random

2009-04-05 Thread sebb
On 05/04/2009, Phil Steitz wrote: > s...@apache.org wrote: > > We need to be careful with removing all of these casts. They were inserted > earlier to eliminate some errors resulting from int/int computations in > larger expressions resulting in incorrect values. Could be later JDKs > handle a

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random

2009-04-05 Thread sebb
On 05/04/2009, Phil Steitz wrote: > s...@apache.org wrote: > > We need to be careful with removing all of these casts. They were inserted > earlier to eliminate some errors resulting from int/int computations in > larger expressions resulting in incorrect values. Could be later JDKs > handle a

Re: svn commit: r762116 - in /commons/proper/math/trunk/src/java/org/apache/commons/math: ./ analysis/polynomials/ analysis/solvers/ estimation/ ode/ ode/nonstiff/ ode/sampling/ optimization/ random/

2009-04-05 Thread Phil Steitz
s...@apache.org wrote: We need to be careful with removing all of these casts. They were inserted earlier to eliminate some errors resulting from int/int computations in larger expressions resulting in incorrect values. Could be later JDKs handle all of this seamlessly, but I would prefer t

Re: [math] releasing 2.0 ?

2009-04-05 Thread Phil Steitz
sebb wrote: On 05/04/2009, Phil Steitz wrote: sebb wrote: The code already uses some 1.5 features, e.g. enum and autoboxing. It also already uses parameterized types, just not everywhere. I think it's too late for compile-time compatibility with 1.4. That is not what I mean

Re: [math] releasing 2.0 ?

2009-04-05 Thread sebb
On 05/04/2009, Phil Steitz wrote: > sebb wrote: > > > The code already uses some 1.5 features, e.g. enum and autoboxing. It > > also already uses parameterized types, just not everywhere. I think > > it's too late for compile-time compatibility with 1.4. > > > > > That is not what I meant. I mea

Re: [math] releasing 2.0 ?

2009-04-05 Thread sebb
On 05/04/2009, Luc Maisonobe wrote: > sebb a écrit : > > > On 05/04/2009, Phil Steitz wrote: > >> sebb wrote: > >> > >>> On 04/04/2009, Phil Steitz wrote: > >>> > >>> > sebb wrote: > > > > > On 04/04/2009, Phil Steitz wrote: > > > > > > > >

Re: [math] releasing 2.0 ?

2009-04-05 Thread Phil Steitz
sebb wrote: The code already uses some 1.5 features, e.g. enum and autoboxing. It also already uses parameterized types, just not everywhere. I think it's too late for compile-time compatibility with 1.4. That is not what I meant. I meant that I want the upgrade to involve the least possible

Re: [math] releasing 2.0 ?

2009-04-05 Thread Luc Maisonobe
sebb a écrit : > On 05/04/2009, Phil Steitz wrote: >> sebb wrote: >> >>> On 04/04/2009, Phil Steitz wrote: >>> >>> sebb wrote: > On 04/04/2009, Phil Steitz wrote: > > > > >> Luc Maisonobe wrote: >> >> >> >> >> >>> Hello, >>>

Re: New sandbox project -- Apache Commons (Portable) Runtime

2009-04-05 Thread Luc Maisonobe
+1 Luc Matt Benson a écrit : > I would be +1 to include this in Commons. > > -Matt > > --- On Sat, 4/4/09, Mladen Turk wrote: > >> From: Mladen Turk >> Subject: New sandbox project -- Apache Commons (Portable) Runtime >> To: "Commons Developers List" >> Date: Saturday, April 4, 2009, 2:21 A

[g...@vmgump]: Project commons-compress-test (in module apache-commons) failed

2009-04-05 Thread commons-compress development
To whom it may engage... This is an automated request, but not an unsolicited one. For more information please visit http://gump.apache.org/nagged.html, and/or contact the folk at gene...@gump.apache.org. Project commons-compress-test has an issue affecting its community integration. Th

Re: [math] releasing 2.0 ?

2009-04-05 Thread sebb
On 05/04/2009, Phil Steitz wrote: > sebb wrote: > > > On 04/04/2009, Phil Steitz wrote: > > > > > > > sebb wrote: > > > > > > > > > > > > > On 04/04/2009, Phil Steitz wrote: > > > > > > > > > > > > > > > > > > > > > Luc Maisonobe wrote: > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >

[g...@vmgump]: Project commons-configuration-test (in module apache-commons) failed

2009-04-05 Thread Gump
To whom it may engage... This is an automated request, but not an unsolicited one. For more information please visit http://gump.apache.org/nagged.html, and/or contact the folk at gene...@gump.apache.org. Project commons-configuration-test has an issue affecting its community integrati