Re: [math] new feature to allow infinite limits in numerical integration.

2013-08-02 Thread Ajo Fod
However, the infinite class would have allowed integration from [-Inf, >> C!=0]. >> Can you manage that with Gauss Hermite? >> > > I don't think so (non-authoritative answer). > that the answer is 1).] > > Just Posted MATH-1015 which describes how you'd do this with your integration methods. Cheer

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-25 Thread Ajo Fod
You mean just move the Infinite.class to the test section? Sure ... go ahead. -Ajo On Thu, Jul 25, 2013 at 5:33 AM, Gilles wrote: > On Wed, 24 Jul 2013 07:50:25 -0700, Ajo Fod wrote: > >> It would be nice to know whether the Gauss-Hermite implementation recently >> >> added proves useful fo

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-25 Thread Gilles
On Wed, 24 Jul 2013 07:50:25 -0700, Ajo Fod wrote: It would be nice to know whether the Gauss-Hermite implementation recently added proves useful for that purpose; and if so, whether it could be added as a non-trivial example in the user guide. I'll check it out when I get back to it.

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-24 Thread Ajo Fod
It would be nice to know whether the Gauss-Hermite implementation recently > added proves useful for that purpose; and if so, whether it could be added > as a non-trivial example in the user guide. > I'll check it out when I get back to it. > > How do you propose to do the test without a change

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-24 Thread Gilles
On Tue, 23 Jul 2013 09:03:15 -0700, Ajo Fod wrote: So, given this development, I'm not particularly motivated to develop AQ further. So, all the fuss just to use a numerical method for computing a value known in advance? The fuss was about the ability to compute the partition function

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-23 Thread Ajo Fod
> > So, given this development, I'm not particularly motivated to develop AQ >> further. >> > > So, all the fuss just to use a numerical method for computing a value > known in advance? The fuss was about the ability to compute the partition function for the exponential family. It has closed for

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-22 Thread Gilles
On Sun, 21 Jul 2013 17:41:16 -0700, Ajo Fod wrote: Based on the tests you posted it seems like Gauss-Hermite fills the capability CM was missing of doing one class of improper integrals. However, the infinite class would have allowed integration from [-Inf, C!=0]. Can you manage that with Gaus

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-21 Thread Ajo Fod
Based on the tests you posted it seems like Gauss-Hermite fills the capability CM was missing of doing one class of improper integrals. However, the infinite class would have allowed integration from [-Inf, C!=0]. Can you manage that with Gauss Hermite? So, given this development, I'm not particu

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-21 Thread Gilles
On Sun, 21 Jul 2013 08:04:05 -0700, Ajo Fod wrote: [...] Here is some numerical analysis on the issue: Laguerre is defined only in [0,+ve Inf] Hermite is defined in [-Inf,+Inf] I have two issues with the above: 1: Cant imagine how someone would use AQ. Which means as Gilles noticed, you can'

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-21 Thread Gilles
On Sun, 21 Jul 2013 08:04:05 -0700, Ajo Fod wrote: The patches for Math-994 have been reworked ... slightly better design. Sorry but I don't understand the purpose of adding a patch to a closed issue... Here is some numerical analysis on the issue: Laguerre is defined only in [0,+ve Inf] Her

Re: [math] new feature to allow infinite limits in numerical integration.

2013-07-21 Thread Ajo Fod
The patches for Math-994 have been reworked ... slightly better design. Here is some numerical analysis on the issue: Laguerre is defined only in [0,+ve Inf] Hermite is defined in [-Inf,+Inf] I have two issues with the above: 1: Cant imagine how someone would use AQ. Which means as Gilles notice

Re: [math] new feature to allow infinite limits in numerical integration.

2013-06-28 Thread Phil Steitz
On 6/28/13 7:44 AM, Gilles wrote: > On Mon, 24 Jun 2013 07:43:22 -0700, Ajo Fod wrote: >> As I read through the Wikipedia articles on Gauss-Hermite and >> Laguerre, I >> notice that they are talking about basis functions with >> infinity/s in its >> domain. How would this would solve the problem a

Re: [math] new feature to allow infinite limits in numerical integration.

2013-06-28 Thread Gilles
On Mon, 24 Jun 2013 07:43:22 -0700, Ajo Fod wrote: As I read through the Wikipedia articles on Gauss-Hermite and Laguerre, I notice that they are talking about basis functions with infinity/s in its domain. How would this would solve the problem addressed in the MATH-994 which is to restrict

Re: [math] new feature to allow infinite limits in numerical integration.

2013-06-24 Thread Ajo Fod
As I read through the Wikipedia articles on Gauss-Hermite and Laguerre, I notice that they are talking about basis functions with infinity/s in its domain. How would this would solve the problem addressed in the MATH-994 which is to restrict the bounds of the function being integrated so that num

Re: [math] new feature to allow infinite limits in numerical integration.

2013-06-23 Thread Phil Steitz
On 6/23/13 3:14 PM, Gilles wrote: > On Sat, 22 Jun 2013 22:36:04 -0700, Phil Steitz wrote: >> On 6/21/13 5:17 PM, Ajo Fod wrote: >>> I've submitted a patch for the issue (see MATH-994). This will >>> allow users >>> to integrate functions with infinity as one of the bounds. >>> >>> Cheers, >>> Ajo

Re: [math] new feature to allow infinite limits in numerical integration.

2013-06-23 Thread Gilles
On Sat, 22 Jun 2013 22:36:04 -0700, Phil Steitz wrote: On 6/21/13 5:17 PM, Ajo Fod wrote: I've submitted a patch for the issue (see MATH-994). This will allow users to integrate functions with infinity as one of the bounds. Cheers, Ajo Fod. Thanks for bringing the discussion to the dev list,

Re: [math] new feature to allow infinite limits in numerical integration.

2013-06-22 Thread Phil Steitz
On 6/21/13 5:17 PM, Ajo Fod wrote: > I've submitted a patch for the issue (see MATH-994). This will allow users > to integrate functions with infinity as one of the bounds. > > Cheers, > Ajo Fod. > Thanks for bringing the discussion to the dev list, Ajo. As Gilles said on the ticket, its a little

[math] new feature to allow infinite limits in numerical integration.

2013-06-21 Thread Ajo Fod
I've submitted a patch for the issue (see MATH-994). This will allow users to integrate functions with infinity as one of the bounds. Cheers, Ajo Fod.