 Charles @-@ Valentin Alkan ( French : [ <unk> <unk> ̃ <unk> ̃ <unk> ̃ ] ; 30 November 1813 – 29 March 1888 ) was a French @-@ Jewish composer and virtuoso pianist . At the height of his fame in the 1830s and 1840s he was , alongside his friends and colleagues Frédéric Chopin and Franz Liszt , among the leading pianists in Paris , a city in which he spent virtually his entire life . 
