## Equations of Mathematical Physics, Notes on Set Theory

This is a summary of Chapter 1, Section 1 of Reference [1], which is Equations of Mathematical Physics by V.S. Vladimirov. The majority of this post consists of definitions from V.S. Vladimirov. Terms in Set Theory Foundation $A$ is a set. $a \in A$ means element $a$ is contained in set $A$. $B$ is another …