Penrose tiles to trapdoor ciphers ... and the return of Dr. Matrix
Martin Gardner
Find this book at buch7.de | eurobuch.com | buchhandel.de | books.google.com ASIN=0716719878, Category: Mathematical Recreation, Language: E
Gardner introduces us to Conway's Surreal Numbers, Mandelbrot's Fractals, and Smullyan's Logic Puzzles.