> >> On output 'box' is invisible but
> >
> > Indeed, but tex or html output uses parens ... so I'm wondering why not
> in
> > algebraic mode?
> >
>
> ?? I do not see any parenthesis printed for 'box' in either algebraic
> or tex output
>
> (1) -> )set output tex on
> (1) -> box(x)
>
> (1) x
> $$
> x
> \leqno(1)
> $$
>
> Type:
> Expression(Integer)
> (2) -> paren(x)
>
> (2) (x)
> $$
> \left(
> x
> \right)
> \leqno(2)
> $$
>
>
You're right, but see (2) below:
(1) -> )set output tex on
(1) -> )set output html on
(1) -> box(a+b)
(1) b + a
$$
{b+a}
\leqno(1)
$$
b+a
Type:
Expression(Integer)
(2) -> c*box(a+b)
(2) cb + a
$$
c \ {\left( {b+a}
\right)}
\leqno(2)
$$
c
*
(
b+a
)
Type:
Expression(Integer)
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