Professor Raúl Rojas has published a book about how symbols have been used throughout history in mathematics. The work was translated into English this year.

"No one should have to spend a fortune on a lawyer or hours trying to figure out what went wrong on their taxes when the IRS ...

Algebra 1 : common core by Charles, Randall I. (Randall Inners), 1949- author Publication date 2015 Topics Algebra -- Study and teaching (Middle school), Algebra -- Study and teaching (Secondary), ...

In an entertaining and effective math primer, two children solve a haunted house's riddles using algebra. "The two sides of each equation are balanced. They're equal," Adler explains, before ...