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
vitali-carathéodory theorem
الواصلة
vitali-carathéodory the-o-rem
النطق
علم أصول الكلمات
() Named after Giuseppe Vitali|Giuseppe Vitali]] and Constantin Carathéodory|Constantin Carathéodory]].