[Tutor] hi

[Joel Goldstick]

On Fri, Jul 12, 2013 at 6:08 AM, Vick <vick1975 at orange.mu> wrote:

> Hi,****
>
> ** **
>
> I’m using Windows 7 and Python 2.7.3****
>
> ** **
>
> I have written a code to perform a numerical solution to 1st order
> Ordinary Differential Equations (ODEs). I have written codes for the famous
> Runge Kutta 4th order and the DOPRI 8(7)13. However the codes are for 1
> variable only; viz. the “y” variable.****
>
> ** **
>
> I have written another code in Excel VBA for DOPRI 8 for a multi-variable
> capability. However I have not been able to reproduce it in Python. I’m
> having trouble in making arrays or lists, I don’t know which is supposed to
> work.****
>
> ** **
>
> I have attached my Excel VBA code for a multi-variable numerical
> integrator in PDF format. This does work in Excel. I have also attached my
> python code.****
>
> ** **
>
> Can anyone help me out please?
>

So are you saying your python code doesn't run, or it runs but doesn't give
the same answers as your vb code? If your python code throws an exception
you should list the traceback for better help.
Also, try using a better subject line next time.

> ****
>
> Thanks****
>
> Vick****
>
> ** **
>
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-- 
Joel Goldstick
http://joelgoldstick.com
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