Get ready to use the BigInteger data type as Dr. James McCaffrey of Microsoft Research demonstrates zero-based mathematical permutations with C#. A zero-based mathematical permutation of order n is a ...

In 2011, an anonymous 4chan poster asked how many episodes of a particular anime they would have to watch if they wanted to watch the minimum episodes in every possible way. The problem with this is ...

We give new proofs of theorems on alternating subsets of integers by means of bijective transformations. It is shown that all known results are consequences of a simple result on the residue class of ...

Mathematics Magazine presents articles and notes on undergraduate mathematical topics in a lively expository style that appeals to students and faculty throughout the undergraduate years. The journal ...

Four. Three. One. Five. Two. Nothing happens. The evil genius Derango is loading a cataclysmic computer virus that, when launched, will lock the entire world out of the internet. In five minutes, no ...