Franco of Liege

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Franco von Lüttich (* between 1015 and 1020; † around 1083 ) was one of the most important mathematicians of the European 11th century .

life and work

Circle quadrature of Franco of Liege

Franco studied under Adelmann (1000-1061) in Liège , where in 1066 he became head of the cathedral school . He wrote computist treatises, the so-called "Geometry II of Pseudo-Boethius", which was written around 1035/47 and contained the first four books of the elements of Euclid , was ascribed to him. The best-known work of Franco, however, is his treatise on the squaring of the circle , a work of six books that was written before 1050.