His papers on these subjects are available for download in PostScript format. Granville also maintains a survey of results on the arithmetic properties of binomial coefficients. By a member of the faculty of Rensselaer Polytechnic. Searchable archives of postings, September 1987 - present. There are several ways to represent a value using symbols.
Roman numerals are an example.
A discussion of base systems, including negative bases, used in computers. An introduction to computational number theory, beginning with a quick overview of arithmetic in the modular integers. Throughout, the paper emphasizes computation and practical results rather than delving into the why. The Beal Conjecture About Beal's conjecture and the prize offered for the proof or disproof of this important number theory relation. One is a specific fact, another is a pattern valid in a multitude of situations.