Linked from
The 15 pages that link to Émile Borel, each with the reason it gives.
Lebesgue measureRelated: Borel's sets provided a key foundation for Lebesgue's construction.
Measure theoryRelated: Borel's work supplied a key class of sets later used in measure theory.
Borel–Cantelli lemmaRelated: The first lemma bears his name and grew from his work on probability.
Descriptive set theoryRelated: His name marks the foundational class of sets studied in the field.
Borel–Carathéodory theoremRelated: His name is attached to the theorem’s standard form.
Borel conjectureRelated: Borel formulated the conjecture now named for him.