The Quest to Find Rectangles in a Square

By Siobhan Roberts, frequent Director's Visitor:

"Lisanne Taams, a student at Radboud University in the Netherlands, is working on a Ph.D. about, in her words, 'computing motives of moduli stacks of vector bundles on stacky curves.'

'It took me two years to even say that properly,' Ms. Taams said. But, she added, such heights of abstraction only elevated her delight as she recently spent time on a more concrete contemplation: counting the ways that a square can be divided into similar rectangles."

Read more at The New York Times