# Some extra information

#### NERDY STUFF

Thanks to Octavio Mendoza and Sergio Estrada, my Erdős Number is 4. Find out yours here!

If I were a Springer-Verlag Graduate Text in Mathematics, I would be Saunders Mac Lane's I provide an array of general ideas useful in a wide variety of fields. Starting from foundations, I illuminate the concepts of category, functor, natural transformation, and duality. I then turn to adjoint functors, which provide a description of universal constructions, an analysis of the representation of functors by sets of morphisms, and a means of manipulating direct and inverse limits. Which Springer GTM would |