Adagio in B minor (Mozart) Flute Quartet No. 1 in D major, K. 285. The Austrian composer and academic Gerhard Präsent has made an arrangement for string quartet in four movements "Fantasy Quartet in D" in which this piece acts as the third one. The autograph is at the Library, Stockholm. Adagio in B minor (Mozart) The Adagio in B minor for piano, K. 540, by Wolfgang Amadeus Mozart is a standalone composition for solo piano, and was entered into his "Verzeichnis aller meiner Werke" ("Catalogue of all my Works") on March 19, 1788. At 57 measures, the length of the piece is largely based
Rencontres numbers Rencontres numbers In combinatorial mathematics, the rencontres numbers are a triangular array of integers that enumerate permutations of the set { 1, ..., "n" } with specified numbers of fixed points: in other words, partial derangements. ("Rencontre" is French for "encounter". By some accounts, the problem is named after a solitaire game.) For "n" ≥ 0 and 0 ≤ "k" ≤ "n", the rencontres number "D" is the number of permutations of { 1, ..., "n" } that have exactly "k" fixed points. For example, if seven presents are given to seven different people, but only two are destined to