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Decimal points are such an
part of life today that it seems they would have been used for
of years. Historians say some
of decimals have existed for over 1,000 years. Records show a
of the mathematical dot being used in the Islamic
in the 900s. It is likely that Bianchini travelled to the Middle East and was influenced by
there who were key in forging many mathematical
. Other historical evidence shows intellectuals using a form of the point in China in the 1200s. Before the recent
, the earliest known
use of the decimal point was in 1593. Then, German mathematician Christopher Clavius used a system of decimals in his study of
.
