The work is divided into two primary volumes (often bound together in modern editions from Dover Publications ):
: Symbols rarely gained immediate acceptance. Cajori documents the "competition" between rival notations—such as the various ways to denote multiplication—before one eventually became the standard. A History of Mathematical Notations
: The modern system where abstract signs represent concepts. Modern Recommendations & Guides The work is divided into two primary volumes
Florian Cajori's History of Mathematical Notations - MAA.org A History of Mathematical Notations