Kurt Pagani wrote:
>
> Hello Ric
>
> Thanks for concerning yourself with this, it might be helpful indeed.
>
> When slightly extending it's even worse ... strange ;)
> I'd expect that u()$SI worked?
>
> ---
>
> a) PhysicalUnit() : Category == SetCategory with -- inherit from SETCAT
> b) baseUnits() == [x::% for x in enumerate$OrderedVariableList(u)]
>
> (2) -> b:=baseUnits()$PUSYS(['a,'b,'c])
>
> (2) [a,b,c]
> Type: List(PhysicalUnitSystem([a,b,c]))
>
> (3) -> )sh SI
> SIunits is a package constructor
> Abbreviation for SIunits is SI
> This constructor is exposed in this frame.
> ------------------------------- Operations --------------------------------
>
> >> Error detected within library code:
> Improper script count in symbol
>
> (3) -> u()$SI
>
>
> >> Error detected within library code:
> index out of range
>
The error happens during printing of type. The following works:
(1) -> u()$SI; 1
(1) 1
Type: PositiveInteger
Normal way to debug such problems is to use Lisp debugger, see
doc/debug.txt in the trunk.
--
Waldek Hebisch
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