Irrational numbers such as pi or the square root of 2 have always fascinated humankind. For thousands of years, scholars have ...

When my students grow too dependent on their calculators, I ask them to find a number that, when multiplied by itself, gives them 2. Students quickly see that since 1² = 1 and 2² = 4, the answer has ...

Originally defined as the ratio between the circumference of a circle and its diameter, pi — written as the Greek letter π — appears throughout mathematics, including in areas that are completely ...

In a previous post, we considered three of seven "irrational" habits of highly rational people. Here we consider the remaining four, as well as some suggestions for distinguishing the genuinely ...

Today is Mar. 14, or “Pi Day” (really, π Day) when mathletes and numberphiles celebrate the mathematical constant π, which is equal to 3.141592653…It’s a particularly special Pi Day because the year ...

Why do irrational numbers exist? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer by Alon Amit, PhD ...