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For questions seeking recommendations for online mathematics resources that are useful at a research level.
4
votes
Resource request on "$\in$-homomorphisms" in Set Theory
I believe that you may have misstated the definition of what it means to be an $\in$-homomorphism. (I couldn't find your notion in Jech at your links — have I missed it?)
For example, with your defini …
31
votes
What could be some potentially useful mathematical databases?
There are several natural examples from set theory.
Here is a database on consequences of and equivalent formulations of the axiom of choice, which is searchable by keyword and axiom form, and which …
1
vote
Accepted
Resource request (probability theory, computability theory, algebra)
Here are a few areas of overlap for those research topics.
Computable model theory is a nice overlap of computability theory and algebra, since one is looking at the nature of computably effective pr …
47
votes
Is there a database for tracking the dependencies of mathematical theorems?
The reverse mathematics zoo, founded by Damir Dzhafarov and with recent development by Eric Astor, aims to be a database showing the relations and dependencies of mathematical theorems as described in …