Pick any positive integer you want, and look at its divisors (or factors). For example, the divisors of 15 are 1, 3, 5, and 15; the divisors of[…]
Two common mistakes when it comes to primes: 1 is NOT considered a prime, and 2 is prime (the only even prime)!! The fact[…]
Here are three of several classic unsolved problems in mathematics. The problem statements are listed first, with definitions and background, as appropriate, below. Mystery #1:[…]
As it turns out, the answer to all these questions is “yes!” Even for a million! (You can find a million consecutive composite integers. That is,[…]
MATH CLOCK 🙂 A couple of notes: 1. There is an exponent of 2 buried under the minute hand. (x squared). 2. For you[…]
Three Absent-Minded Stories about Norbert Weiner 1. On one occasion, Weiner drove from MIT to a conference at Yale. When the conference was over, Weiner could[…]
First Woman in Math? Brilliant Life, Tragic Death Hypatia of Alexandria (approx 360 – 415 AD) is generally considered as the first woman mentioned in the[…]
Here is a list of 17 quotes from historical figures. In each, the key word (some variation of math/poetry or mathematician/poet) has been left out. Can you[…]
On 27 November 1895, Alfred Nobel signed his last will and testament, giving the largest share of his fortune to a series of prizes in[…]