Benzion hedgehog

Benzion Igel (born March 18, 1838 in Mościska , † July 1, 1898 in Baden ) was an Austrian mathematician from Galicia .

Life

Benzion Igel worked from 1874 to 1892 as a mathematical consultant for the life insurance companies Azienda and Phönix and from 1879 was also a private lecturer for the theory of determinants , invariants and covariants , newer algebra and analytical geometry at the Technical University in Vienna .

On October 6, 1888, Benzion Igel was accepted as a member ( matriculation no. 2751 ) of the Leopoldina Scholars' Academy .

The orthogonals and some related substitutions . In: Memoranda of the Imperial Academy of Sciences, 39, 2, 1879, pp. 29–40 ( digitized version )
About a class of Abel's equations . In: Memoranda of the Imperial Academy of Sciences, 45, 2, 1882, pp. 373–385 ( digitized version )
About a principle for the creation of covariants . In: Memoranda of the Imperial Academy of Sciences, 46, 2, 1883, pp. 350–368 ( digitized version )
About some algebraic forms that appear in the theory of curves of sex p = 0 . In: Session reports of the Academy of Sciences, mathematical and natural science class, 89, 2, 1884, pp. 218–249 ( digitized version )
On the theory of a simultaneous system of three binary cubic forms . In: Memoranda of the Imperial Academy of Sciences, 49, 2, 1885, pp. 277–297 ( digitized version )
On the theory of combinants and on the theory of Jerrard's transformation . In: Memoranda of the Imperial Academy of Sciences, 53, 2, 1887, pp. 155-184 ( digitized version )
About some algebraic reciprocity theorems . In: Memoranda of the Imperial Academy of Sciences, 54, 2, 1888, pp. 75–92 ( digitized version )

Hedgehog, Benzion, mathematician. In: Austrian Biographical Lexicon 1815–1950 (ÖBL). Volume 3, Verlag der Österreichischen Akademie der Wissenschaften, Vienna 1965, p. 26.