I WISH to make some observations in reply to the letter of Prof. Knott which appeared in NATURE (June 15, p. 148). For my part I have nowhere condemned the system of Hamilton and Tait as “unnatural” ...

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 ...

Over the past 11 years, our national Maths Week has promoted awareness and appreciation of mathematics in the world around us, with hundreds of events held around the country to demonstrate the ...