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.

Stage 5: Justify thinking. A vital habit that many students need to solidify is recontextualizing after they solve ...

You get more done when you stop trying to do it all. Prioritizing and spacing out your tasks will make you more productive.

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

Most of us have little trouble working out how many milliliters are in 2.4 liters of water (it's 2,400). But the same can't be said when we're asked how many minutes are in 2.4 hours (it's 144).