jacques inaudi calculateur
Jacques Inaudi (1867-1950) is one of the most gifted mental calculators of all time. He was an Italian calculating child prodigy. Admired for his great speed and accuracy while solving complex arithmetical calculations, Inaudi became object of studies by the French physician, Paul Broca in 1880 and neurobiologists, Jean-Martin Charcot and Alfred Binet in 1892. ...
