Vestas Feuer by Pamina and Papageno in "The Magic Flute"), which has the same key and time signature and was the subject of a set of variations for cello and piano by Beethoven (WoO 46), written 1801. Lockwood also discerns a precedent set by Mozart involving formal structure: an "Introduzione"; i.e. Beethoven's scene forms a separable initial section of an opera having some degree of integrity of both plot and harmonic plan; Lockwood calls the "Introduzione" a "miniplay". Three of Mozart's operas begin with such an "Introduzione": "Don Giovanni", "Così fan tutte", and "The Magic Flute". Beethoven's "Introduzione" has a harmonic structure
Beethoven and Mozart paid homage to Mozart by making a quotation from "Don Giovanni" (the opening notes of Leporello's aria ‘Notte e giorno faticar’) the basis of the 22nd of the Diabelli Variations. Beethoven and Mozart Wolfgang Amadeus Mozart had a powerful influence on the work of Ludwig van Beethoven. They are said to have met in Vienna in 1787, and Beethoven is said to have had a few lessons from Mozart. However, this is uncertain, as there is only one account of a meeting, and it is not contemporary. Beethoven knew much of Mozart's work. Some of his themes recall Mozart's, and