Who was teacher of the composer of Faschingsschwank aus Wien? 
Faschingsschwank aus Wien: Faschingsschwank aus Wien ("Carnival Scenes from Vienna" or "Carnival Jest from Vienna"), Op. 26, is a solo piano work by Robert Schumann. Robert Schumann:  He had been assured by his teacher Friedrich Wieck that he could become the finest pianist in Europe, but a hand injury ended this dream.
Friedrich Wieck