Abhinav Baid wrote:
>
> I'm Abhinav, a computer science undergraduate at Birla Institute of
> Technology and Science, Pilani. I'm interested in doing the Factorization
> of LODOs project as I'm quite fascinated by the related math.
Welcome.
> I've already
> downloaded the van Hoeij thesis and did the SPAD tutorial on the Axiom wiki
> [1].
> I've taken a course on Differential Equations in which differential
> operators were introduced as a method for solving differential equations. I
> already know C and Java. Last year, I did a GSoC project under lmonade
> organisation itself for FLINT by implementing the LLL algorithm [2].
> I've tried to implement the function suggested by Waldek as a coding task
> last year (function which given a linear ordinary differential operator
> returns true if the operator has constant coefficients and false
> otherwise). The source code for the same is available at github [3]. Could
> you please review it?
Your code looks fine. A small remark: actual computation can
be done on a single line, without extra variable.
> Also, I've implemented the integrate_sols procedure
> from ISSAC'97 Abramov/Hoeij paper [4] in SPAD and think that it can be
> added as an operation to the LinearOrdinaryDifferentialOperator1 domain
> [5]. I'd be glad to hear any comments on this too.
I took a quck look at it: the code looks good. We need to think
a bit where to put it.
--
Waldek Hebisch
[email protected]
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