He was one of the most famous 19th century composer, and his music had a profound influence on later generations. Two of his works had the most important impact on his music career and had a profound impact on later generations of music. The first piece was Symphony No. 9, also known as the Choral Symphony. This work was one of the most famous works of van der Bowe and also the pinnacle of his career. Its appearance marked the formal formation of symphonies as a form of music and created a precedent for modern symphonies. Symphony No. 9 had a wide influence on the music of later generations. It not only inspired the development of western classical music, but also influenced the development of modern music. The second piece was the Moonlight Sonata, also known as the Pathetical Sonata. This piece was one of the most famous piano works of van der Bowe and also the pinnacle of his composing career. Its appearance marked the innovation of piano music and influenced the development of music later. Moonlight Sonata and Pathetical Sonata were two of the most representative works in the history of music of van Gogh, which had a profound influence on the music of later generations.