On October 16, 1843, Sir William Rowan Hamilton was crossing the Royal Canal, Dublin, with his wife, on his way to presiding over a meeting of the Royal Irish Academy. While crossing Brougham Bridge, ...
Irish physicist, astronomer, and mathematician Sir William Rowan Hamilton introduced quaternions, a non-commutative extension of complex numbers, on October 16, 1843. Benjamin Olinde Rodrigues had ...
HAVING a vivid recollection of the pleasure I derived born Prof. Gibbs's attacks upon the quaternionic system in the rather one-sided discussion that took place about two years ago in this journal, I ...