Borel σ-algebra

Etymology
, who pioneered measure theory.

Noun

 * 1)  The smallest σ-algebra which contains the topology of a given topological space.

Translations

 * Finnish: Borelin sigma-algebra
 * French: tribu borélienne
 * German: Borel-σ-Algebra, borelsche σ-Algebra
 * Polish: σ-algebra borelowska