Topic: Set Operations, Limits of Sets and Sigma-Algebras

Using Pi-Lambda Systems for Borel Generators

The Pi-Lambda Theorem: Proof

The Monotone Class Theorem for Algebras

Sigma-Algebras and Countable Closure

Sigma-Algebras Generated by Partitions

Set Sequences and Tail Operations

Set Operations and Boolean Identities

Set-Limit and Sigma-Generation Problem Workshop

Rational Interval Bases for Borel Sets

Pi-Systems and Lambda-Systems