David Bachman is a Professor of Mathematics at Pitzer College (Claremont, CA). His is the author of two previous works, Advanced Calculus Demystified, published by McGraw-Hill, and A Geometric Approach to Differential Forms, published by Birkhäuser, as well as more than 20 research articles. Through his company, David Bachman Design, Inc., he regularly consults with an international clientele of artists and product designers. In addition, Bachman’s own designs have been shown in a variety of galleries across the US.