1. Abraham Biography of abraham bar hiyya (10701136) abraham bar hiyya is famed forhis book Hibbur ha-Meshihah ve-ha-Tishboret (Treatise on Measurement and http://www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Abraham.html

Abraham bar Hiyya Ha-Nasi Born: 1070 in Barcelona, Spain Died: 1136 in Provence, France Show birthplace location Previous (Chronologically) Next Biographies Index Previous (Alphabetically) Next Main index Version for printing Abraham bar Hiyya was a Spanish Jewish mathematician and astronomer. In the Hebrew of his time 'Ha-Nasi' meant 'the leader' but he is also known by the Latin name Savasorda which comes from his 'job description' showing that he held an official position in the administration in Barcelona. Abraham bar Hiyya is famed for his book Hibbur ha-Meshihah ve-ha-Tishboret (Treatise on Measurement and Calculation), translated into Latin by Plato of Tivoli as Liber embadorum in 1145. This book is the earliest Arab algebra written in Europe. It contains the complete solution of the general quadratic and is the first text in Europe to give such a solution. Rather strangely, however, 1145 was also the year that al-Khwarizmi 's algebra book was translated by Robert of Chester so Abraham bar Hiyya's work was rapidly joined by a second text giving the complete solution to the general quadratic equation. It is interesting to see the areas of mathematics and the mathematicians with which Abraham was familiar. Of course he knew geometry through the works of

2. Commentary Magazine - Judaism As A Philosophy The Philosophy Of Judaism as a Philosophy The Philosophy of abraham bar hiyya, by Leon Stitskin http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

3. A Quotation By Abraham A quotation by abraham bar hiyya. University of St Andrews, Scotland.http//wwwhistory.mcs.st-andrews.ac.uk/Quotations/Abraham.html. http://www-groups.dcs.st-and.ac.uk/~history/Quotations/Abraham.html

A quotation by Abraham bar Hiyya Who wishes correctly to learn the ways to measure surfaces and to divide them, must necessarily thoroughly understand the general theorems of geometry and arithmetic, on which the teaching of measurement ... rests. If he has completely mastered these ideas, he ... can never deviate from the truth. Treatise on Mensuration Main index Quotations index Biographies Index History Topics ... Anniversaries for the year JOC/EFR February 2003 The URL of this page is: School of Mathematics and Statistics University of St Andrews, Scotland http://www-history.mcs.st-andrews.ac.uk/Quotations/Abraham.html

4. La Obra Enciclop Dica Yesod Ha-Tebun U-Migdal Ha-Emun De R . La obra enciclop dica Yesod HaTebun U-Migdal Ha-Emun de R. abraham bar hiyya Ha-Bargeloni.; . Offered by Inetllibre S.L. http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

5. Abraham Bar Hiyya Ha-Nasi - Wikipedia, The Free Encyclopedia abraham bar hiyya HaNasi (Abraham son of Rabbi Hiyya the Prince/President) (1070 -1136) was a Spanish Jewish mathematician and astronomer, also known as http://en.wikipedia.org/wiki/Abraham_bar_Hiyya_Ha-Nasi

Wikimedia needs your help in its 21-day fund drive. See our fundraising page Over $125,000 has been donated since the drive began on 19 August. Thank you for your generosity! Abraham bar Hiyya Ha-Nasi From Wikipedia, the free encyclopedia. Abraham bar Hiyya Ha-Nasi Abraham son of [Rabbi] Hiyya the Prince/President ) was a Spanish Jewish mathematician and astronomer , also known as Savasorda (from the Arabic S¢hib as-Shurta He lived in Barcelona ; and is remembered in the world of mathematics, for his role in the dissemination of the quadratic equation . Bar Hiyya wrote several scientific works in the fields of astronomy , mathematics, land surveying and calendar calculations He also wrote two religious works in the field of Judaism and the Hebrew Bible Hegyon ha-Nefesh ("Contemplation of [the] Soul") on repentance and Megillat ha-Megalleh on the redemption of the Jewish people. Even these religious works contain scientific and philosophical speculation. Bar Hiyya wrote all his works in Hebrew , not in Judaeo-Arabic of the earlier Jewish scientific literature, which makes him a pioneer in the use of the Hebrew language for scientific purposes. He also co-operated with

6. NodeWorks - Encyclopedia Abraham Bar Hiyya Ha-Nasi abraham bar hiyya HaNasi http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

7. User:Gerritholl/mathematicians - Wikipedia, The Free Encyclopedia Ernst Abbe Niels Henrik Abel - abraham bar hiyya - Max Abraham - Abu KamilShuja - al_Khazin Abu Jafar - Abu l-Wafa al-Buzjani - Wilhelm Ackermann - John http://en.wikipedia.org/wiki/User:Gerritholl/mathematicians

Wikimedia needs your help in its 21-day fund drive. See our fundraising page Over $125,000 has been donated since the drive began on 19 August. Thank you for your generosity! User:Gerritholl/mathematicians From Wikipedia, the free encyclopedia. User:Gerritholl edit Mathematicians Ernst Abbe Niels Henrik Abel Abraham bar Hiyya Max Abraham ... Antoni Zygmund Retrieved from " http://en.wikipedia.org/wiki/User:Gerritholl/mathematicians Views User page Discussion Edit this page History Personal tools Create account / log in Navigation Main Page Community portal Current events Recent changes ... Donations Search Toolbox What links here Related changes Upload file Special pages ... Permanent link This page was last modified 01:33, 19 August 2005. All text is available under the terms of the GNU Free Documentation License (see for details). About Wikipedia

8. Home Page This web page is what I haved learned form the web about the famous mathmetition abraham bar hiyya Ha Nasi . This information was taken from http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

9. Abraham Bar Hiyya --  Encyclopædia Britannica abraham bar hiyya Spanish Jewish philosopher, astronomer, astrologer, andmathematician whose writings were among the first scientific and philosophical http://www.britannica.com/eb/article-9003382

Home Browse Newsletters Store ... Subscribe Already a member? Log in Content Related to this Topic This Article's Table of Contents Abraham bar Hiyya Print this Table of Contents Shopping Price: USD $1495 Revised, updated, and still unrivaled. The Official Scrabble Players Dictionary (Hardcover) Price: USD $15.95 The Scrabble player's bible on sale! Save 30%. Merriam-Webster's Collegiate Dictionary Price: USD $19.95 Save big on America's best-selling dictionary. Discounted 38%! More Britannica products Abraham bar Hiyya  Encyclopædia Britannica Article Page 1 of 1 born c. died c. also called Spanish Jewish philosopher, astronomer, astrologer, and mathematician whose writings were among the first scientific and philosophical works to be written in Hebrew. He is sometimes known as Savasorda, a corruption of an Arabic term indicating that he held some civic office in the Muslim administration of Barcelona. Abraham bar Hiyya...

10. Judaism As A Philosophy The Philosophy Of Abraham Bar Hiyya Judaism as a Philosophy The Philosophy of abraham bar hiyya (10651143) Stitskin, Leon D. Bloch Publishing Company Philosophy Jews Biography http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

11. Encyclopædia Britannica bar Hiyya Savasorda, Abraham (Sp.Jewish philos. and sci.) see abraham bar hiyya Bar-Ilan University (univ., Ramat Gan, Isr.) bar joist (const.) http://www.britannica.com/eb/index?search=Baoding

12. Abraham Bar Hiyya (Abraham Judaeus) abraham bar hiyya (Abraham Judaeus) Sphaera mundi autore Abra/hamo filio Chai 1546 http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

13. Abraham Bar Hiyya Ha Nasi Look for abraham bar hiyya Ha Nasi in the Commons, our repository for free images,music, sound, and video. Look for pages linking to this page http://www.algebra.com/algebra/about/history/Abraham-bar-Hiyya-Ha-Nasi.wikipedia

Abraham bar Hiyya Ha Nasi Regular View Dictionary View (all words explained) Algebra Help my dictionary with pronunciation , wikipedia etc Wikimedia needs your help in its 21-day fund drive. See our fundraising page Over $80,000 has been donated since the drive began on 19 August. Thank you for your generosity! Abraham bar Hiyya Ha Nasi Wikipedia does not have an article with this exact name. Start the Abraham bar Hiyya Ha Nasi article Search for Abraham bar Hiyya Ha Nasi in other articles. Look for Abraham bar Hiyya Ha Nasi in Wiktionary, our sister dictionary project. Look for Abraham bar Hiyya Ha Nasi in the Commons, our repository for free images, music, sound, and video. Look for pages linking to this page If you have created this page in the past few minutes and it has not yet appeared, it may not be visible due to a delay in updating the database. Try purge , otherwise please wait and check again later before attempting to recreate the page. If you created an article under this title previously, it may have been deleted. See candidates for speedy deletion for possible reasons.

14. Abraham Bar Hiyya. abraham bar hiyya. Sphera mundi, descri/bens figuram Terrae 1546 http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

15. Abraham abraham bar hiyya was a Spanish Jewish mathematician and astronomer. abraham bar hiyya is famed for his book Hibbur haMeshihah ve-ha-Tishboret http://homepages.compuserve.de/thweidenfeller/mathematiker/Abraham.htm

Abraham bar Hiyya Ha-Nasi Born: 1070 in Barcelona, Spain Died: 1136 in Provence, France Abraham bar Hiyya was a Spanish Jewish mathematician and astronomer. His name is Hebrew for 'the prince' but he is also known by the Latin name Savasorda which comes from his 'job description' showing that he held an official position in the administration in Barcelona. Abraham bar Hiyya is famed for his book Hibbur ha-Meshihah ve-ha-Tishboret (Treatise on Measurement and Calculation), translated into Latin by Plato of Tivoli as Liber embadorum in 1145. This book is the earliest Arab algebra written in Europe. It contains the complete solution of the general quadratic and is the first text in Europe to give such a solution. Rather strangely, however, 1145 was also the year that al-Khwarizmi 's algebra book was translated by Robert of Chester so Abraham bar Hiyya's work was rapidly joined by a second text giving the complete solution to the general quadratic equation. It is interesting to see the areas of mathematics and the mathematicians with which Abraham was familiar. Of course he knew geometry through the works of Euclid , but he also knew the contributions to geometry from other Greek texts such as Theodosius 's Sphaerics in three books

16. Abraham Bar Hiyya Ha-Nasi abraham bar hiyya HaNasi abraham bar hiyya Ha-Nasi (1070 - 1136) was a Spanish Jewish mathematician, also known as Savasorda (from the Arabic http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

17. Carlo Suares Revived Qabala Lexicon Tohu Ve Bohu (Tohu We-Bohu) 22 abraham bar hiyya, Hegyon haNefesh (Leipzig, 1860), fol.2b commentingextensively on Genesis 12 Everything that has been said about the hyle, http://www.psyche.com/psyche/lex/tohubohu.html

18. Abraham Bar Hiyya Encyclop Dia Britannica abraham bar hiyya Spanish Jewish philosopher, astronomer, astrologer, and mathematician whose writings were among the first scientific and http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

19. Abraham Bar Hiyya Ha-Nasi - Indopedia, The Indological Knowledgebase abraham bar hiyya HaNasi. - The Indological Knowledgebase.abraham bar hiyya Ha-Nasi (1070 - 1136) was a Spanish Jewish mathematician and http://www.indopedia.org/Abraham_bar_Hiyya_Ha-Nasi.html

Indopedia Main Page FORUM Help ... Log in The Indology CMS Categories Mathematicians Philosophers 1070 births ... Wikipedia Article Abraham bar Hiyya Ha-Nasi : - The Indological Knowledgebase Abraham bar Hiyya Ha-Nasi ) was a Spanish Jewish mathematician and astronomer , also known as Savasorda (from the Arabic Sâhib as-Shurta). He lived in Barcelona ; and is remembered for his role in the dissemination of the quadratic equation . Bar Hiyya wrote several scientific works in the fields of astronomy , mathematics, land surveying and calendar calculations, as well as two religious works, Hegyon ha-Nefesh on repentance and Megillat ha-Megalleh on redemption. Even these religious works contain scientific and philosophical speculation. Bar Hiyya wrote all his works in Hebrew , not in Judaeo-Arabic of the earlier Jewish scientific literature, which makes him a pioneer in the use of the Hebrew language for scientific purposes. He also co-operated with Plato of Tivoli in the translation of scientific works from Arabic into Latin His Megillat ha-Megalleh (Scroll of the Revealer) was also astrological in nature. It claimed to forecast the messianic future.

20. Judaism As A Philosophy The Philosophy Of Abraham Bar Hiyya Judaism as a Philosophy The Philosophy of abraham bar hiyya (10651143); STITSKIN, LEON. Offered by Shemaria Judaica http://tmsyn.wc.ask.com/r?t=an&s=hb&uid=24312681243126812&sid=343126

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