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Sphaerics
English Wikipedia - The Free Encyclopedia
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Sphaerics
Sphaerics
was a set of three volumes on
spherical geometry
written by
Theodosius of Bithynia
in the 2nd century BC. These proved essential in the restoration of
Euclidean geometry
to Western civilization, when brought back from the
Islamic world
during the
crusades
and translated back from
Arabic
into
Latin
.
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