- Stanley Kubrick (allthetropes.org)
Stanley Kubrick is a controversial director. In a good way. His films span nearly every genre he could get his hands on—but start in the wrong place.
- Catalan number (Wikipedia)
In combinatorial mathematics, the Catalan numbers are a sequence of natural numbers that occur in various counting problems, often involving recursively defined objects. They are named after the French-Belgian mathematician Eugène Charles Catalan.