Encyclopedia > Alan I. Marcus

Article Content

Alan I. Marcus

Alan I. Marcus is the author of Building Western Civilization: From the Advent of Writing to the Age of Steam (1998) and is a professor of history at Iowa State University.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Quadratic formula

... \pm \sqrt {b^2-4ac}}{2a} </math> The term b2 – 4ac is called the discriminant of the quadratic equation, because it discriminates ...