oldk1331 wrote:
>
> Negative integer number should be considered as "atom" in parsing,
> so the prefix representation of INFROM "(^ - 1 (/ 1 2))" is OK, the problem
> is inside unparse:
>
> unparse x ==
> atom?(s : % := unparseInputForm(x)$Lisp) => strsym s
> concat [strsym a for a in destruct s]
>
> unparseInputForm returns "(-1 ^ ( 1 / 2 ))" which is OK, the problem is
> we shouldn't simply concat them together when change infix representation
> to string. Do you agree?
unparseInputForm is supposed to put parenthesis when needed, so
that we can simply concat results. So, the problem is in
unparseInputForm.
--
Waldek Hebisch
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