The symbols we use every day have fascinating and surprisingly recent origins, explains author Joseph Mazur in his new book A few years ago friends and I were talking about the origins of written ...

Master function notation, domain, and range with this Algebra 2 worksheet! Covers evaluation, difference quotients, interval notation domains, structural ranges, graphing, applications, & key. This ...

Master identifying functions with this comprehensive, no-prep mapping diagrams worksheet! This resource is designed to build fluency when determining if a relation represents a function. Full memo / ...

David E. Dunning explores how mathematical notation is a social, world-building technology. It’s natural to think of math as being fundamentally abstract. Whether it’s invented or discovered, its ...