On Sat, Jul 30, 2022 at 6:36 PM Andy Shevchenko <andy.shevchenko@xxxxxxxxx> wrote: > > I think the define and the formula both look strange. > > Definition is available in units.h, for most of the SI prefixes. WHoa news2me, I never saw that file before! Learn something new every day.... Yours, Linus Walleij