The intersection of mathematics education and history is a special place for Ken Clements and Nerida Ellerton. That’s where they found new insight into a teenage Abraham Lincoln’s arithmetic skills, and it’s where they found each other.
Tag: Nerida Ellerton
Math professors connect Lincoln’s papers to larger collection
Professors Nerida Ellerton and Ken Clements have determined that a fragment in the archives in Houghton Library at Harvard University is in fact an 11th leaf from the oldest surviving manuscript written by the future president.