The unedited full-text of the 1906 Jewish Encyclopedia
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German mathematician; lived at Hamburg in the seventeenth and eighteenth centuries. He was a grandson of Samuel Haida, author of "Ziḳḳuḳin de-Nura." He was the author of "Sefer Ma'aseh Ḥarash we-Ḥosheb," an arithmetic, written at the time of the great fire of Altona (Frankfort-on-the-Main, 1711).

  • Wolf, Bibl. Hebr. i. and iii., No. 1600;
  • Steinschneider, Cat. Bodl. col. 1837;
  • idem, Jewish Literature, p. 261.
G. M. Sel.
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