Cayley

(ˈkeɪlɪ)

1. (Biography) Arthur. 1821–93, British mathematician, who invented matrices

2. (Biography) Sir George. 1773–1857, British engineer and pioneer of aerial navigation. He constructed the first man-carrying glider (1853) and invented the caterpillar tractor

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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