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Entries tagged “math”

Basic PDE separation of variables implemented

written by plaes, on Jul 2, 2009 6:52:00 AM.

For the most of the past week, I have been working on variable separation of PDE's and yesterday I sent my merge request. Currently two mostly-used strategies - additive and multiplicative separation are implemented and tested on simpler equations like Laplace's.

So, what's next? :)

I am currently prototyping a pdesolve() which can handle first-order equations (and also any hyperbolic PDEs) using characteristic methods. Once this is finished, I can start adding the variable separation into pdesolve() and after this has been done, I can move on to implment support for boundary and initial conditions.

Heatwave has hit the town

written by plaes, on Jun 2, 2009 2:36:00 AM.

Yesterday was so far the hottest day of the year topping near 28 degrees Celsius. It was also the first day of the exam session and I already got my feet wet with "Structure of Matter I". Unfortunately this isn't the only one - I still have exams in Theoretical Physics I, Mathematical Physics III and the hardest of them all - Optics.

So, what about Summer of Code and my project Partial Differential Equation support for Sympy?

I certainly haven't jumped the ship and continue working on it as soon as possible. The first task for me is to define an acceptable syntax for defining and solving PDE problems (with all the hints, assumptions, initial values and boundary conditions).

(After staring this text for 15 minutes and trying to figure out what shall I write here about my plans, I finally have to conclude that it has been a long hot day...)

As a sidenote, I did set up an application for reviewing patches. Hopefully it eases the management of the patch queue and improves overall code quality. (I really find google groups' lack of inline diff support quite unhelpful :( )

PS. You might need root certificate from Cacert, otherwise you may run into issues accessing the site.