> > Take a look here
> > http://stackoverflow.com/questions/236129/split-a-string-in-c for some
> > ideas how to split a string.
>
> Yes, this is the way to go. In fact, we have a function that splits
> strings:
>
>
> https://www.dealii.org/8.4.0/doxygen/deal.II/namespaceUtilities.html#a8d799bb35ac16d206818c88e82afbfae
>
>
> We use the scheme Bruno proposes to split strings first by semicolon,
> and then again by comma all the time in our own projects. If you don't
> like semicolons/commas, any other choice of course also works.
>
> As far as working with people who are not used to programming -- this is
> a tricky question. It is true that you need to provide a way that's
> readable, but using work-arounds like have multiple sections is also not
> entirely obvious and will invite questions whose answers you also have
> to document somewhere. It is a balance that's sometimes difficult to
> strike. I typically strive for a solution that is easiest to describe
> and easiest to understand *in its entirety*. In your case, I would
> probably choose splitting on semicolons and colons, and in the
> documentation show how you can split different, semicolon-separated
> parts of the formula onto separate lines using a backslash at the end of
> the line to show that that makes formulas easier to read.
>
>
>
Thanks, Wolfgang, I've implemented this, and I am now exploring Luca's code.
Cheers,
Franco
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