A Tale of Two Cities In the grand historical narrative of the Islamic world, two cities have stood out as dominant forces: ...

The city of Baghdad was home to a number of libraries, universities, hospitals and schools. The House of Wisdom was a huge ... also wrote a lot about algebra which was new to the European world!

Al-Khwarizmi created writings on decimals, fractions and algebra ... of learning which was known as the House of Wisdom, or the Grand Library of Baghdad. The Islamic Empire was a time of great ...