Re: even elder races get tired of waiting

[Jean Louis]

* Emanuel Berg via Users list for the GNU Emacs text editor 
<help-gnu-emacs@gnu.org> [2021-03-23 00:34]:
> Let's see ... don't we have any software to answer
> that question? :)

qalculate says there can be various basis to calculate it:

Basis is the type of day counting you want to use: 0: US 30/360, 1:
real days (default), 2: real days/360, 3: real days/365 or 4: European
30/360.

More references about day-count conventions:
https://financetrain.com/30e360-day-count-convention-eurobond-basis/
https://www.investopedia.com/terms/d/daycount.asp