Re: Optional arguments for scheme functions

[Fr. Samuel Springuel]

> On 26 Apr, 2020, at 4:30 AM, Thomas Morley <address@hidden> wrote:
> 
> I've no clue why positive? fails here.
> Though, for integers >= 0 we have the index? predicate, which works in
> your function.

Well, I’m glad I’m not the only one baffled.  And the index? predicate does 
seem to work.



> On 26 Apr, 2020, at 4:41 AM, Lukas-Fabian Moser <address@hidden> wrote:
> 
> Well, positive? does not seem to like being called with anything else than a 
> number:
> 
> (positive? "I'm a string")
> 
> fails as well.
> 
> I'm not sure as to why that is the case; but anyway, this shows that the 
> problem does not come from LilyPond.

Then is this something that should be reported up the chain somewhere?

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Fr. Samuel, OSB
(R. Padraic Springuel)
St. Anselm’s Abbey
4501 South Dakota Ave, NE
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