James Lord Pierpont first of their children, Lillie. Pierpont's children by his first marriage remained in Massachusetts with their grandfather. In August 1857, his song "The One Horse Open Sleigh" was published by Oliver Ditson and Company of 277 Washington Street in Boston dedicated to John P. Ordway. The song was copyrighted on September 16, 1857. The song was originally performed in a Sunday school concert on Thanksgiving in Savannah, Georgia, although it has been claimed that Pierpont wrote it in Medford, Massachusetts in 1850. In 1859, it was re-released with the title "Jingle Bells, or The One Horse Open Sleigh". The song
James Pierpont (mathematician) New Haven and was appointed as a lecturer at Yale University, where he spent most of his career. In 1898, he became professor. Initially, his research dealt with Galois theory of equations. The Pierpont primes are named after Pierpont, who introduced them in 1895 in connection with a problem of constructing regular polygons with the use of conic sections. After 1900, he worked in real and complex analysis. In his textbooks of real analysis, he introduced a definition of the integral analogous to Lebesgue integration. His definition was later criticized by Maurice Fréchet. Finally, in the 1920s, his interest turned