On Fri, Nov 13, 2020 at 10:43:45PM +0100, Christopher Dimech wrote:
> I went back to have a look again. I have run the following, and
> I see more vertical spacing in the first instance than in the second.
>
> @noindent Then there is a number @math{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
>
> @noindent Then there is a number @math{t_c} such that
> @tex
> $$D_t\, v(t_c) = {v(t_b)−v(t_a) \over t_b-t_a},
> \quad t_c \in (t_a,t_b),
> \quad t_a < t_c < t_b\,.$$
> @end tex
You are right. You must have a better eye for this than I have.
Should be fixed in commmit eef01f2cd.