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Arthur Whitney: Difference between revisions
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In 1992, Whitney created the first of a series of languages called [[K]]. K marked a major departure from APL tradition and towards [[wikipedia:Lisp (programming language)|LISP]] influence<ref>Whitney, Arthur. [http://kparc.com/lisp.txt lisp.txt].</ref>, since it discarded APL's multidimensional [[array model]] in favor of nested lists or [[vector]]s, and it also used ASCII symbols rather than traditional APL ones. He left Morgan Stanley and co-founded [[Kx Systems]] with CEO Janet Lustgarten in 1993 to sell the language.<ref>McDonald, Clare. [https://www.computerweekly.com/blog/WITsend/Janet-Lustgarten-CEO-at-KX-Systems-on-shampoo-apps-databases-and-founding-her-own-company "Janet Lustgarten, CEO at Kx Systems, on Shampoo Apps, Databases and Founding Her Own Company"]. Computer Weekly. 2011-06-01.</ref> K was developed along with the database system kdb. Initially under exclusive contract with the [[wikipedia:Union Bank of Switzerland|Union Bank of Switzerland]], K and kdb later became widely used in banks. | In 1992, Whitney created the first of a series of languages called [[K]]. K marked a major departure from APL tradition and towards [[wikipedia:Lisp (programming language)|LISP]] influence<ref>Whitney, Arthur. [http://kparc.com/lisp.txt lisp.txt].</ref>, since it discarded APL's multidimensional [[array model]] in favor of nested lists or [[vector]]s, and it also used ASCII symbols rather than traditional APL ones. He left Morgan Stanley and co-founded [[Kx Systems]] with CEO Janet Lustgarten in 1993 to sell the language.<ref>McDonald, Clare. [https://www.computerweekly.com/blog/WITsend/Janet-Lustgarten-CEO-at-KX-Systems-on-shampoo-apps-databases-and-founding-her-own-company "Janet Lustgarten, CEO at Kx Systems, on Shampoo Apps, Databases and Founding Her Own Company"]. Computer Weekly. 2011-06-01.</ref> K was developed along with the database system kdb. Initially under exclusive contract with the [[wikipedia:Union Bank of Switzerland|Union Bank of Switzerland]], K and kdb later became widely used in banks. | ||
Whitney developed K through K6 while at Kx Systems, as well as the databases kdb and Kdb+. In 2004 he created the language [[Q]] based on K4, using English words rather than ASCII symbols for primitive functions.<ref>[[Simon Garland|Garland, Simon]]. [https://web.archive.org/web/20070101213150/http://vector.org.uk/weblog/archive/000036.html "Q Language Widening the Appeal of Vectors"]. Archived from the original on January 1, 2007.</ref> After the creation of Q, K5 and K6 were developed in relative obscurity as banks continued to use K4 or Q. Whitney also began work on kOS, an operating system written in K, while at Kx. | Whitney developed K through K6 while at Kx Systems, as well as the databases kdb and Kdb+. In 2004 he created the language [[Q]] based on K4, using English words rather than ASCII symbols for primitive functions.<ref>[[Simon Garland|Garland, Simon]]. [https://web.archive.org/web/20070101213150/http://vector.org.uk/weblog/archive/000036.html "Q Language Widening the Appeal of Vectors"]. Archived from the original on January 1, 2007.</ref> After the creation of Q, K5 and K6 were developed in relative obscurity as banks continued to use K4 or Q. Whitney also began work on [[kOS]], an operating system written in K, while at Kx. | ||
In 2014 a majority stake in Kx Systems was sold to First Derivatives, and in 2018 Whitney and Lustgarten sold their remaining shares in the company, giving First Derivatives complete ownership.<ref>[https://www.firstderivatives.com/news/fd-to-buy-out-minority-kx-systems-shareholders/ "FD to buy out minority Kx Systems shareholders"]. July 2, 2018.</ref> The pair then founded [https://shakti.com/ Shakti Software], selling a database system based on K7. | In 2014 a majority stake in Kx Systems was sold to First Derivatives, and in 2018 Whitney and Lustgarten sold their remaining shares in the company, giving First Derivatives complete ownership.<ref>[https://www.firstderivatives.com/news/fd-to-buy-out-minority-kx-systems-shareholders/ "FD to buy out minority Kx Systems shareholders"]. July 2, 2018.</ref> The pair then founded [https://shakti.com/ Shakti Software], selling a database system based on K7. | ||