From: Greg Colvin (gcolvin_at_[hidden])
Date: 2001-06-01 10:15:31
From: joel de guzman <joel_at_[hidden]>
> From: "Greg Colvin":
>
> > And don't forget
> >
> > a*b*c
> >
> > Commutative for numbers, but not matrices, and a common
> > substitute in computer languages for
> >
> > a b c
> >
> > in algebra. Nice high precedence too.
>
> Clashes with the Kleene star.
What clash? If
A * A
in Spirit means
A A
in EBNF and if
*A
in Spirit means
A*
in EBNF then
*A
in Spirit matches nothing, or
A
or
A * A
or
A * A * A
and so on.