[Numeric] Numeric Digest, Vol 10, Issue 1

Wed May 2 16:19:25 UTC 2018

Yes good idea for the documentation. Alberto has produced some nice docs.

I look forward to seeing your proposal for next year’s workshop :)

Dominic Steinitz
dominic at steinitz.org
http://idontgetoutmuch.wordpress.com
Twitter: @idontgetoutmuch

> On 27 Apr 2018, at 09:02, Marco Zocca <zocca.marco at gmail.com> wrote:
> 
> (I've hit "send" by mistake)
> 
> as I was saying, I'm working on some libraries that might make it into
> next year's NPFL or FHPC (hoping that ICFP will take place in Europe
> or surroundings).
> 
> I understand your concerns with HMatrix; it's a widespread and useful
> library and it deserves an appropriate home.
> Perhaps it's also time to think about a dedicated documentation site,
> similar to that of accelerate (http://www.acceleratehs.org/) ?
> 
> Kind regards,
> 
> Marco Zocca
> 
> 
> 
> 
> 
> 
> On Fri, Apr 27, 2018 at 9:55 AM, Marco Zocca <zocca.marco at gmail.com> wrote:
>> Hi Dominic,
>> 
>>  unfortunately I'm not able to submit a paper attend ICFP this year,
>> as much as I'd love to attend the NPFL and FHPC workshops.
>> However I'm al
>> 
>> On Tue, Apr 24, 2018 at 6:00 PM,  <dominic at steinitz.org> wrote:
>>> Hi Marco,
>>> 
>>> I really intended this to be a home for “unbundling” hmatrix so that it is
>>> easy for folks to contribute. At the moment, hmatrix-* is pretty much one
>>> giant repo. I’d rather not add other stuff until this is complete. I haven’t
>>> even had time to talk to Alberto Ruiz about this yet (but will do so now).
>>> I’m not even clear how to move the existing projects to the new home.
>>> 
>>> I will certainly add you to the group and look forward to your contributions
>>> to hmatrix itself :)
>>> 
>>> BTW I am chairing a workshop at ICFP this year: Numerical Programming in
>>> Functional Languages (https://icfp18.sigplan.org/track/npfl-2018-papers).
>>> Perhaps you would be interested in submitting a proposal?
>>> 
>>> Dominic Steinitz
>>> dominic at steinitz.org
>>> http://idontgetoutmuch.wordpress.com
>>> Twitter: @idontgetoutmuch
>>> 
>>> On 23 Apr 2018, at 16:41, Marco Zocca <zocca.marco at gmail.com> wrote:
>>> 
>>> Thank you Dominic for sharing this work :)
>>> 
>>> An industrial-strength ODE integrator suite like Sundials is certainly
>>> a welcome addition for many people. Regarding the `haskell-numerics`
>>> github organization ; such a general name sounds like it can
>>> accommodate more projects than just HMatrix. I would be happy to be a
>>> part of it, and I'm thinking to perhaps move the development of my old
>>> PETSc bindings there.
>>> 
>>> Marco Zocca
>>> 
>>> On Mon, Apr 23, 2018 at 2:00 PM,  <numeric-request at haskell.org> wrote:
>>> 
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>>> Today's Topics:
>>> 
>>>  1. New Version of hmatrix (more ODE solvers) (dominic at steinitz.org)
>>> 
>>> 
>>> ----------------------------------------------------------------------
>>> 
>>> Message: 1
>>> Date: Sun, 22 Apr 2018 15:25:18 +0100
>>> From: dominic at steinitz.org
>>> To: Haskell cafe <haskell-cafe at haskell.org>, haskell at haskell.org,
>>>       numeric at haskell.org
>>> Subject: [Numeric] New Version of hmatrix (more ODE solvers)
>>> Message-ID: <2AC8F7D0-05AA-4DB7-8311-E7B664A893DF at steinitz.org>
>>> Content-Type: text/plain; charset="utf-8"
>>> 
>>> I am pleased to announce a new version of hmatrix: 0.19.0.0.
>>> 
>>> This is not intended to be a breaking change but a lot of modules have been
>>> modified to ensure that continuous integration (which has now been set up)
>>> is green.
>>> Support for SUNDIALS <https://computation.llnl.gov/projects/sundials> has
>>> been added. It should be possible to replace Numeric.GSL.ODE with
>>> Numeric.Sundials.ARKode.ODE and have your program work as before bearing in
>>> mind that the methods and error control might differ (even for those with
>>> the same names!).
>>> The packages that comprise hmatrix are:
>>> 
>>> hmatrix
>>> hmatrix-gsl
>>> hmatrix-special
>>> hmatrix-sparse
>>> hmatrix-glpk
>>> hmatrix-tests
>>> hmatrix-sundials
>>> I am planning to split these up into separate projects to make it easier for
>>> contributors. To this end, I have created an hmatrix
>>> <https://github.com/haskell-numerics> organisation in github. Please contact
>>> me if you wish to become a member.
>>> 
>>> I strongly recommend anyone solving ODEs to look as hmatrix-sundials as the
>>> underlying package provides many more methods, more documentation and more
>>> diagnostic information (great when your 200 variable model fails). It is a
>>> truism that any sufficiently sophisticated ODE solver package is a domain
>>> specific language (I include the ODE solving part of GSL here). The current
>>> interface both to GSL and to SUNDIALS is somewhat rudimentary but will
>>> hopefully evovle to a nicer DSL (something at which Haskell excels).
>>> 
>>> Dominic Steinitz
>>> dominic at steinitz.org
>>> http://idontgetoutmuch.wordpress.com
>>> Twitter: @idontgetoutmuch
>>> 
>>> 
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