Archive for March 17th, 2008


March 17, 2008

hamilton.jpgIn honor of St. Patrick’s Day, it seems fitting to commemorate Sir William Rowan Hamilton and his discovery/invention of the quaternions, an extension of the complex numbers. This happened while he was walking with his wife near Dublin, his native city. He described the experience in an 1865 letter to his son, the Reverand Archibald H. Hamilton: Click to read the letter and see more about quaternions.