Adélaïde Concerto concerto has three movements: Adélaïde Concerto The Adélaïde Concerto is the nickname of a Violin Concerto in D major attributed to Wolfgang Amadeus Mozart and given the catalogue number K. Anh. 294a in the third edition of the standard Köchel catalogue of Mozart's works. Unknown until the 20th century, this concerto was later discovered to be a spurious work by Marius Casadesus. It was given a new number in the sixth edition of the Köchel catalogue, K. Anh.C 14.05, as part of the Anhang C designated for spurious or doubtful works which have been attributed to Mozart at some time.
19th century in science later in the 19th century by the German mathematician Bernhard Riemann; here no parallel can be found and the angles in a triangle add up to more than 180°. Riemann also developed Riemannian geometry, which unifies and vastly generalizes the three types of geometry. The 19th century saw the beginning of a great deal of abstract algebra. Hermann Grassmann in Germany gave a first version of vector spaces, William Rowan Hamilton in Ireland developed noncommutative algebra. The British mathematician George Boole devised an algebra that soon evolved into what is now called Boolean algebra, in which the only numbers were