These are the ones I use, depending on how much space I have to work with. Generally, when I work with graph paper, I don’t have much space for the days of the week.
- commonly used by universities
- where the position of the letter will tell you which day it is
One thing many foreign speakers find difficult is the difference between weekdays (Monday to Friday), days of the week (Monday to Sunday), as well as the fact that in Western Europe the week starts on Monday and not Sunday.
Does anyone have any other way of writing these?