All equals are not created equal—mathematicians sometimes play fast and loose. In programming, equal signs mean different things, and variables have different types. Turning intuitive math expertise ...

Mathematics is often thought of as a subject that a student either understands or doesn't, with little in between. In reality, mathematics encompasses a wide variety of skills and concepts. Although ...

A sign at a Middletown, Conn., deli caught Anna Haensch's eye. It read, "Please refrain from discussing mathematics while waiting in line." Haensch, who teaches mathematics at Pittsburgh's Duquesne ...