How Do Mathematicians Cut Cake?

(via Priceconomics)  What’s the best way to cut a cake? Unless you’re a professional wedding planner, you probably haven’t given the question much thought.  You might think the answer is simple. Just count the number of diners at the table and divide up the frosting-coated surface evenly. Diets and gluten allergies might complicate your calculations, but really, you might think, this isn’t advanced mathematics.