mathematical methods for an ancient art Lang, Robert J. creator xxu Boca Raton A K Peters/CRC Press 2011 eng 585 p. : ill. ; 30 cm. "This book is an opus of world-famous origamist Robert J. Lang that presents the mathematical and design principles he uses to create original origami. The techniques are accompanied by folding instructions that illustrate them, building up to very advanced models at the end of the book. The second edition includes three new/highly revised chapters on box pleating, uniaxial box pleating, and polygon packing as well as smaller revisions throughout and improved illustrations"-- Robert J. Lang. Origami Design Origami Mathematics MATHEMATICS / Recreations & Games 736.982 9781568814360 (pbk.) 1568811942 2011021248 120601 20180116192353.0