It’s time for us all to understand the Exponential Function. One of the hallmarks of COVID-19 is its exponential nature, with numbers of infected currently doubling about every 4 days in the US. This ...

The universe appears fond of special numbers. Some come from geometry, like π or the square root of two. Some, like the fine structure constant, connect stars being able to shine to why buttered bread ...

For diffeomorphisms of smooth compact finite-dimensional manifolds, we consider the problem of how fast the number of periodic points with period n grows as a function of n. In many familiar cases ...