This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced

The Mathematics of the Heavens and the Earth is the first major history in English of the origins and early development of trigonometry. Glen Van Brummelen iden

This fascinating volume brings together leading specialists, whohave analyzed the thoughts and records documenting the worldviewsof a wide range of pre-modern s