Apologies, I sent you the wrong construct. It should have been
@displaymath
\displaylines{
v(t) = D_t u(t)\cr
D_t^{-1} v(t) = D_t^{-1} D_t\,u(t)\cr}
@end displaymath
> Sent: Friday, November 13, 2020 at 9:54 PM
> From: "Gavin Smith" <[email protected]>
> To: "Christopher Dimech" <[email protected]>
> Cc: "help-texinfo gnu" <[email protected]>
> Subject: Re: (1) Indentation and (2) Vertical Spacing following @displaymath
> and @enumerate
>
> On Fri, Nov 13, 2020 at 05:34:03PM +0100, Christopher Dimech wrote:
> >
> > I have the following code section and have noticed that texi2pdf puts
> > excessive vertical spacing
> > between Sentence and the Displaymath Expression. html output is
> > acceptable.
> >
> > Sentence - Then there is a number @m{t_c} such that
> > @displaymath
> > D_t\, v(t_c) = {v(t_b)−v(t_a) \over t_b-t_a},
> > \quad t_c \in (t_a,t_b),
> > \quad t_a < t_c < t_b\,.
> > @end displaymath
>
> The output looks OK to me and is the same as happens with @tex and $$.
> Why do you say the vertical spacing is excessive?
>
