Provides a setup for using the AMS Euler family of fonts for math in LaTeX documents. ``The underlying philosophy of Zapf's Euler design was to capture the flavor of mathematics as it might be written by a mathematician with excellent handwriting.'' [concrete-tug] The euler package is based on Knuth's macros for the book ``Concrete Mathematics''. The text fonts for the Concrete book are provided by the beton package. The author is Frank Jensen. See also beton.