Do I properly understand
> Но математики, по определению -- Московские. Остальные так гуляют.
to be saying "only the muscovites are mathematicians; the rest of us just fool around/play at it"?
> Но математики, по определению -- Московские. Остальные так гуляют.
to be saying "only the muscovites are mathematicians; the rest of us just fool around/play at it"?
=> Only muscovites do all sorts of nonsense (for real) the rest of us just do it in the abstract