Paganini was the most celebrated violin virtuoso of his time, and left his mark as one of the pillars of modern violin technique. His 24 Caprices for Solo Violin Op.1 are among the best known of his compositions, and have served as an inspiration for many prominent composers. Paganini was also the inspiration of many prominent composers. Both "La Campanella" and the A minor Caprice (No. 24) have been an object of interest for a number of composers. Franz Liszt, Robert Schumann, Johannes Brahms, Sergei Rachmaninoff, Boris Blacher, Andrew Lloyd Webber, George Rochberg and Witold Lutosławski, among others, wrote well-known variations on these themes.