text: The art of crochet has been used to demonstrate hyperbolic planes with the first being made by Daina Taimina , whose book Crocheting Adventures with Hyperbolic Planes won the 2009 Bookseller\/Diagram Prize for Oddest Title of the Year .
simplified: The art of crochet has been used to demonstrate hyperbolic planes with the first being made by Daina Taimina .