Neal Stephenson's novel The System of the World, the final installment in Stephenson's Baroque Cycle. She also has a role in Philip Kerr's novel Dark Matter: The Private Life of Sir Isaac Newton. References Further reading Thony Christie, 'The famous witty Mrs Barton', The Renaissance Mathematicus, 2015. Augustus De Morgan, Sophia Elizabeth De Morgan, Arthur Cowper Ranyard. Newton: his friend, and his niece. 1st ed (reprinted). London: Dawsons, 1968. 161 pp. 0712903305. Isaac Newton Burials at Westminster Abbey 1679 births 1739 deaths