- Africa (1)
- Central and South Asia (1)
- East Asia (1)
- Latin America and the Caribbean (1)
- Southeast Asia (1)
- World (1)
- Description and travel (1)
- Inheritance and succession (1)
- Surveying (1)
- Voyages around the world (1)
A Voyage Round the World, Including an Embassy to Muscat and Siam in 1835, 1836, and 1837
In 1832, U.S. president Andrew Jackson, acting on the advice of Secretary of the Navy Levi Woodbury, dispatched Edmund Roberts as a “special agent of the government,” empowered to negotiate treaties of amity and commerce with countries in Asia. The objective was to expand trade between these countries and the United States. Between early 1832 and May 1834, Roberts circumnavigated the globe. In the course of his journey, he negotiated treaties with the Sultan of Muscat (Oman) and the King of Siam (Thailand). Following his return to the United ...
The Compendious Book on Calculation by Completion and Balancing
Born into a Persian family in Khuwarizm (present-day Xorazm Province, Uzbekistan), Muhammad ibn Musa al-Khwarizmi (also known by the Latin form of his name, Algoritmi, circa 780–850 AD, 164–236 AH) was a Muslim mathematician, astronomer, and geographer, and a scholar in the famed House of Wisdom in Baghdad. Al-Khwarazmi wrote Kitab al-Jabr wa-l-Muqabala (The compendious book on calculation by completion and balancing) around 830 AD, with the encouragement of Caliph Al-Maamoun, the reigning Abbasid caliph of Baghdad in 813–33 AD. It is meant to be a useful ...