The Abacus and the Cross: The Story of the Pope Who Brought the Light of Science to the Dark Ages by Nancy Marie Brown
The story of Pope Sylvester II, who introduced Islamic math and science to the West.
Basic Books, 2010, 328 p., $27.95.
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THE ABACUS AND THE CROSS: THE STORY OF THE POPE WHO BROUGHT THE LIGHT OF SCIENCE TO THE DARK AGES BY NANCY MARIE BROWN