Just encountered two questions, ADE type Dynkin diagrams and Is there a common genesis for ADE classifications? IMO, they are very-very similar, but this is not really a duplicate case, rather, they sort of complement each other. At the first sight, the first one is less detailed and, accord...

I'm trying to understand how the favorite button is meant to be used. I frequently see poorly written questions marked as "favorite". It seems the OP can make this designation. I was unable to find anything on this topic in a quick search of the online stackexchange documentation, and I'm not cle...

Can I ask for criticism or improvement advice for a paper or theory available online?