James Lord Pierpont "Jolly Old Saint Nicholas"). In this slightly modified form, "Jingle Bells" became one of the most popular and most recognizable songs ever written. In 1859, the Unitarian Church in Savannah had closed because of its abolitionist position, which was unpopular in the South. By 1860, the Rev. John Pierpont, Jr. had returned to the North. James, however, stayed in Savannah with his second wife Eliza Jane, and at the beginning of the Civil War, joined the Lamar Rangers, which became part of the Fifth Georgia Cavalry of the Confederacy. Records indicate that he served as a company clerk. He also
James Pierpont (mathematician) to non-Euclidean geometry. James Pierpont (mathematician) James P. Pierpont (June 16, 1866 – December 9, 1938) was a Connecticut-born American mathematician. His father Cornelius Pierpont was a wealthy New Haven businessman. He did undergraduate studies at Worcester Polytechnic Institute, initially in mechanical engineering, but turned to mathematics. He went to Europe after graduating in 1886. He studied in Berlin, and later in Vienna. He prepared his PhD at the University of Vienna under Leopold Gegenbauer and Gustav Ritter von Escherich. His thesis, defended in 1894, is entitled "Zur Geschichte der Gleichung fünften Grades bis zum Jahre 1858". After his defense,