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The unedited full-text of the 1906 Jewish Encyclopedia
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S. Gundelfinger, Ph.D.

Darmstadt, Germany.

Contributions:
MATHEMATICS – The science that treats of the measurement of quantities and the ascertainment of their properties and relations. The necessity of studying astronomy for calendric purposes caused the ancient Hebrews to cultivate various...
ROSENHAIN, GEORGE – German mathematician; born June 10, 1816, at Königsberg, Prussia; died there May 14, 1887. He was privat-docent at the University of Breslau from 1844 to 1848, and then at that of Vienna, where he began to lecture in 1851; and...