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, ...

It’s 179 years since William Rowan Hamilton really put Ireland on the maths map by inventing quaternions. This is a four-dimensional number system with a highly usual property as the order in which ...

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 ...

A HUNDRED years ago, on November 13, 1843, Sir William Rowan Hamilton read to the Royal Irish Academy his first paper on quaternions. The centenary is being celebrated by the Academy, and the ...

On this day in 1843, the great Irish mathematician William Rowan Hamilton discovered a new kind of numbers called quaternions. Each quaternion has four parts, like the co-ordinates of a point in ...

This year Ireland celebrates the bicentenary of the mathematician William Rowan Hamilton, best remembered for "quaternions" and for his pioneering work on optics and dynamics Picture of genius William ...

The story of William Rowan Hamilton’s discovery of new four-dimensional numbers called quaternions is familiar. The solution of a problem that had bothered him for years occurred to him in a flash of ...

Artist Aisling O’Beirn’s new exhibition charts her quest to understand Hamilton’s quaternions through objects, space and … knitting. In October 1843, Irish mathematician William Rowan Hamilton was ...

Analysis: William Rowan Hamilton's discovery of quaternions in Cabra played a revolutionary role in many of NASA's space missions When Dublin mathematician William Rowan Hamilton conjured up the ...