Jacob ben Aaron of Karlin

Karlin

Karlin may refer to:Places:* Karlín, Prague* Karlin , Belarus* Karlino, Białogard County, Poland* Karlin, Łódź Voivodeship * Karlin, West Pomeranian Voivodeship People:* Ben Karlin* Joyce Karlin...

 (died at Karlin, government of Minsk

Minsk

- Ecological situation :The ecological situation is monitored by Republican Center of Radioactive and Environmental Control .During 2003–2008 the overall weight of contaminants increased from 186,000 to 247,400 tons. The change of gas as industrial fuel to mazut for financial reasons has worsened...

, 1855) was a Russian

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

 rabbi

Rabbi

In Judaism, a rabbi is a teacher of Torah. This title derives from the Hebrew word רבי , meaning "My Master" , which is the way a student would address a master of Torah...

 and author

Author

An author is broadly defined as "the person who originates or gives existence to anything" and that authorship determines responsibility for what is created. Narrowly defined, an author is the originator of any written work.-Legal significance:...

. He was a grandson of Baruch of Shklov, the mathematician and author, and was one of the earliest and most renowned graduates of the Volozhin yeshiva

Volozhin yeshiva

The Volozhin Yeshiva, also known as Etz Chaim Yeshiva, was a prestigious Lithuanian yeshiva located in the town of Volozhin, Russia, . It was founded by Rabbi Chaim Itzkovitz, a student of the famed Vilna Gaon, and trained several generations of scholars, rabbis, and leaders...

. He held the office of rabbi at Karlin for about thirty years, and was considered one of the greatest rabbinical authorities of his time.

Jacob was the author of: (1) "Mishkenot Ya'aḳob" (Wilna, 1838), responsa on the four parts of the Shulchan Aruch

Shulchan Aruch

The Shulchan Aruch also known as the Code of Jewish Law, is the most authoritative legal code of Judaism. It was authored in Safed, Israel, by Yosef Karo in 1563 and published in Venice two years later...

; (2) "Ḳohelet Ya'aḳob" (ib. 1857), novellæ on the tractates of the Talmudic orders Zeraim

Zeraim

Seder Zeraim is the first and shortest Seder of the Mishnah, the first major work of Jewish law. The section of mishnah was written by the rabbis to inform all Jews what must be done to fulfill their biblical obligations of prayer and commandments about food.Observers of Jewish law are bound with...

 and Moed

Moed

Moed is the second Order of the Mishnah, the first written recording of the Oral Torah of the Jewish people . Of the six orders of the Mishna, Moed is the third shortest. The order of Moed consists of 12 tractates:# Shabbat: or Shabbath deals with the 39 prohibitions of "work" on the Shabbat...

; and (3) another collection of responsa.