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The House of Wisdom: Baghdad's Intellectual Powerhouse from 1001 Inventions
{https://upload.wikimedia.org/wikipedia/commons/e/ed/Albategnius.jpeg} Al-Battani
Al-Battani{Screen Shot 2016-01-04 at 11.35.30 AM.png} Al-Battani (850-929)
{https://upload.wikimedia.org/wikipedia/commons/5/58/Bakhshali_numerals_2.jpg} Numeral figures used in
Considered the Bakhshali manuscript; discovered 1881Father of Trigonometry
Hindu-Arabic Numbers
{https://upload.wikimedia.org/wikipedia/commons/5/58/Bakhshali_numerals_2.jpg} Numeral figures used in the Bakhshali manuscript; discovered 1881
The Arab Number System
Arabic-Hindu Numerals and the Development of Modern Mathematics

First to Use Zero in Positional Base Notation
Worked in the House of Wisdom around 825 CE
Considered the Father of Algebra
For more on al-Khwarizmi, link to The Mathematical Legacy of Islam by Keith Devlin (July/August, 2002)
Robert of Chester's Latin Translation of the Algebra of al-Khowarizmi (completed in the year 1145)
House of Wisdom from American Museum of Natural History
The House of Wisdom: Baghdad's Intellectual Powerhouse from 1001 Inventions
{https://upload.wikimedia.org/wikipedia/commons/e/ed/Albategnius.jpeg} Al-Battani
Al-Battani (850-929)
{https://upload.wikimedia.org/wikipedia/commons/5/58/Bakhshali_numerals_2.jpg} Numeral figures used in the Bakhshali manuscript; discovered 1881
Hindu-Arabic Numbers

Worked in the House of Wisdom around 825 CE
For more on al-Khwarizmi, link to The Mathematical Legacy of Islam by Keith Devlin (July/August, 2002)
SeeRobert of Chester's Latin Translation of the Algebra of al-Khowarizmi (completed in the year 1145)
Link to Arabic Mathematicians:
Arab Contributions from Texas A&M University
Origin of the Word Algebra. It is a Latin variant of the Arabic word al-jabr

First to Use Zero in Positional Base Notation
Worked in the House of Wisdom around 825 CE
For more on al-Khwarizmi, link to The Mathematical Legacy of Islam by Keith Devlin (July/August, 2002)
See Arabic Mathematicians: Forgotten Brilliance? from the University of St. Andrews
Arab Contributions from Texas A&M University

{https://upload.wikimedia.org/wikipedia/commons/d/d3/Al-Khwarizmi.jpg}
Musa al-Khwarizmi (780-850)
Wrote in Hindu-Arabic Numbers
First to Use Zero in Positional Base Notation

Arab Contributions from Texas A&M University
Origin of the Word Algebra. It is a Latin variant of the Arabic word al-jabr
Algebra was also used non-mathematically in Alegbrista to mean bonesetter. Barbers in medieval times did bone-setting and bloodletting, hence the red and white stripes of barber poles.
{https://upload.wikimedia.org/wikipedia/commons/9/99/House_of_Wisdom%28Bayt_al-Hikma%29.jpg} The House of Wisdom
House of Wisdom from American Museum of Natural History

See Arabic Mathematicians: Forgotten Brilliance? from the University of St. Andrews
Arab Contributions from Texas A&M University
Origin of the Word Algebra. It is a Latin variant of the Arabic word al-jabr
{https://upload.wikimedia.org/wikipedia/commons/9/99/House_of_Wisdom%28Bayt_al-Hikma%29.jpg} The House of Wisdom
House of Wisdom from American Museum of Natural History

Attempted to fly using hand-made wings in 875; what the Wright Brothers would also attempt to do centuries later
A crater on the moon and the airport in Baghdad are named in his honor
A Medieval First in Flight: Visualizing Abbas Ibn Firnas and the Art of Early Aviation
{Screen Shot 2016-04-13 at 3.13.34 PM.png} Go to World History I.5 for more on Islamic contributions to math, science and architecture

Abbas ibn Firnas
Inventor, Engineer, Poet
wings in 875875; what the Wright Brothers would also attempt to do centuries later
A crater on the moon and the airport in Baghdad are named in his honor
{Screen Shot 2016-04-13 at 3.13.34 PM.png} Go to World History I.5 for more on Islamic contributions to math, science and architecture