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From: Dr. W. L. <dr....@gm...> - 2023-07-22 12:34:40
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BTW, mine and Robert Dodier’s code for the finite difference method (FDM) does not work
trying the other tool which offers Maxima online - SageMathCell:
https://sagecell.sagemath.org/?lang=maxima <https://sagecell.sagemath.org/?lang=maxima>
Therefore Maxima_on_line (YAMWI) is IMO the only possibility to run Maxima code online on any OS.
Best regards
Wolfgang L
> Am 22.07.2023 um 09:35 schrieb Wolfgang Hugemann <Au...@hu...>:
>
>> Well, for the record, Yamwi displays subscripts correctly ... I
>> recommend subscripts foo[n] instead of foo_n for wxMaxima also.
>
> Thanks for that hint. But in engineering subscripts are not always meant as a variable index, but often serve as a means to distinguish quantities.
>
> If you denote the drag coefficient as c_d (https://en.wikipedia.org/wiki/Drag_(physics)), you surely don't mean c[d]. (Strict LaTeX notation would than be c_{\text{d}} instead of c_d, at least when following German mathematical notation rules.)
>
> Addressing two vehicles in collision mechanics, you could however think of indices 1 and 2 as sort of a run variable, although that's rather uncommon.
>
> Wolfgang Hugemann
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