I forgot to post anything in November (I'm actually writing this on Dec 2, 2020.) I'll be back with one or more posts for December.
Question: What is the easy way to learn things?
How do you learn new maths topics? I miss books. Do you try to learn new maths topics, or does your career consist of something else?
Another question: Have you caught covid-19? Will you like to say what that was like?