Vitali-Carathéodory theorem

短语

释义与例句

name
  1. 1.

    A theorem which states that any real-valued Lebesgue integrable function can be approached arbitrarily closely from below by an upper semicontinuous function and also from above by a lower semicontinuous function.

    数学

词源

Named after Giuseppe Vitali and Constantin Carathéodory.

来源：wiktionary