Bidspirit auction | (MATHEMATICS).  ELIYAHU GERSHON OF PINTCHOV.

(MATHEMATICS).  ELIYAHU GERSHON OF PINTCHOV. Melecheth Machsheveth. Part I: Ir Cheshbon [arithmetic and algebra]. * Part II: Birurei Midoth [geometry]. Second (much expanded) edition. Two divisional titles and additional Latin title and introduction. ff. (1), 7, 58; 61. Previous owner’s marks, stained and browned. Contemporary calf-backed marbled boards, worn, spine chipped. 4to. Vinograd, Berlin 241. Berlin / Frankfurt an der Oder, Speier-Grila, 1765.  Elijah Gershon, 18th-century Polish mathematician and Talmudist, published in both his fields of expertise. Besides the present mathematical works, he published Talmudic novellae (Ma'aneh Eliyahu and Hadrath Eliyahu) and edited Shailoth U’Teshuvoth Ge'onei Bathra'ei, a collection of responsa of Rabbis Yom Tov Lipmann Heller, Yoel Sirkes, et al.  See JE, Vol. V, p.132.