Stefan Banach (Polish: [ˈstɛfan ˈbanax] ; 30 March 1892 – 31 August 1945) was a Polish mathematician who is generally considered one of the 20th century's...

Picard's method of successive approximations. The theorem is named after Stefan Banach (1892–1945) who first stated it in 1922. Definition. Let ( X , d ) {\displaystyle...

The Banach–Tarski paradox is a theorem in set-theoretic geometry, which states the following: Given a solid ball in three-dimensional space, there exists...

mathematicians, Stanisław Zaremba, Franciszek Leja, Alfred Rosenblatt, Stefan Banach and Otto Nikodym were among them. Ever since its foundation, the society's...

Banach space, pointwise boundedness is equivalent to uniform boundedness in operator norm. The theorem was first published in 1927 by Stefan Banach and...

well-defined limit that is within the space. Banach spaces are named after the Polish mathematician Stefan Banach, who introduced this concept and studied...

"discovering" mathematician Stefan Banach, with whom he gave a notable contribution to functional analysis through the Banach–Steinhaus theorem. After World...

1941 – Marina Tsvetaeva, Russian poet and author (born 1892) 1945 – Stefan Banach, Polish mathematician (born 1892) 1948 – Andrei Zhdanov, Russian civil...

finitely additive (and is therefore known as a "content"). Stefan Banach proved the existence of Banach measures in 1923. This established in particular that...

Banach space, pointwise boundedness is equivalent to uniform boundedness in operator norm. The theorem was first published in 1927 by Stefan Banach and...

Stefan Banach (1892–1945), Polish mathematician Ed Banach (born 1960), American wrestler Lou Banach (born 1960), American wrestler Korneliusz Banach (born...

In mathematics, especially functional analysis, a Banach algebra, named after Stefan Banach, is an associative algebra A {\displaystyle A} over the real...

Kazimierz University of Lwów from 1919 to 1939, where he collaborated with Stefan Banach. The circumstances of Kaczmarz's death are unclear. In early September...

geometry. The theorem is named for the mathematicians Hans Hahn and Stefan Banach, who proved it independently in the late 1920s. The special case of...

notion of a sublinear function was introduced by Stefan Banach when he proved his version of the Hahn-Banach theorem. There is also a different notion in...

open mapping theorem, also known as the Banach–Schauder theorem or the Banach theorem (named after Stefan Banach and Juliusz Schauder), is a fundamental...

book was most likely originally suggested by Stefan Banach's wife, Łucja Banach. Stefan or Łucja Banach purchased a large notebook and left it with the...

Banach–Stone theorem is a classical result in the theory of continuous functions on topological spaces, named after the mathematicians Stefan Banach and...

Breakthrough Prize in Mathematics. In the same year he was awarded the Stefan Banach Prize (2018) of the Polish Mathematical Society. For 2023 he received...

the objects overlap. It was proposed by Hugo Steinhaus and proved by Stefan Banach (explicitly in dimension 3, without stating the theorem in the n-dimensional...

German novelist Stefan Arndt (born 1961), German film producer and manager Stefan Banach (1892–1945), Polish mathematician Stefan Baretzki (1919–1988)...

laureate (d. 1968) Tom Maguire, Irish republican (d. 1993) March 30 Stefan Banach, Polish mathematician (d. 1945) Erhard Milch, German field marshal,...

numbers. Some consequences of AD followed from theorems proved earlier by Stefan Banach and Stanisław Mazur, and Morton Davis. Mycielski and Stanisław Świerczkowski...

gave a counter-example, building on work by Alexander Grothendieck and Stefan Banach. The origin of the theory of compact operators is in the theory of integral...

– Chunseong, Korean monk, writer and philosopher (died 1977) 1892 – Stefan Banach, Polish mathematician and academic (died 1945) 1892 – Fortunato Depero...

space of continuous paths. It is named after Stefan Banach and Stanisław Mazur. Every real, separable Banach space (X, || ⋅ ||) is isometrically isomorphic...

many of the city's Polish intellectuals, including the mathematician Stefan Banach and the poet Zbigniew Herbert. While the profession carried a significant...

in Lviv, during the Massacre of Lviv professors. In December 1944, Stefan Banach wrote the following tribute to Stożek: Professor Włodzimierz Stożek...

many other mathematicians including Stefan Banach, Kazimierz Kuratowski, Stanisław Stożek, Antoni Nikliborc, Stefan Kaczmarz, Władysław Orlicz, and Stanisław...

important fellowships to pathbreakers in modern mathematics, such as Stefan Banach, Bartel Leendert van der Waerden, and André Weil, which was a formative...