A new information-theoretical model of human sensory perception and memory sheds light on some peculiarities of the nervous system.
We will construct a set of rectangles using the Fibonacci numbers 1, 1, 2, 3, 5, 8, 13, 21, and 34 which will lead us to a design found in nature. You will need a ruler, protractor, and compass.
Two zipper unfoldings were part of the juried at in Coimbra, Portugal, held July 27-31, 2011. See .
An assortment of mathematical marvels.