Links
General links	Specific place in the site on the left
dynamicsofpolygons.org  (here)	Larger images  (also see SiteMap )
wikipedia.org	Outer billiards
American Mathematical Society	Images
Institute of Physics
NASA Jet Propulsion Lab at Cal Tech	WAV audio files from Mars rovers
	Index of video , 2011 Invention challenge
Cambridge University	Plus magazine - Octonions
Richard Schwartz at Brown	Papers , polytope exchange maps
John Baez at UC Riverside	Network Theory
Foundational Questions Institute
Norwegian University of Science	Andrew Stacey
St Andrews University, Scotland	Curves index
GoogleScholar.org	Polygons of Durer
Cornell University arXiv.org	Polygons of Albrecht Durer
	Outer billiards, digital filters and kicked Hamiltonians, arXiv:1206.5223
	Outer billiards on Regular Polygons, arXiv:1311.6763
	First Families of Regular Polygons arXiv: 1503.05536
	First Families of Regular Polygons and their Mutations arXiv: 1612.09295
Cornell University Historical Math Site
wikipaintings.org	Albrecht Durer paintings
divisbyzero.com	Ruler and compass constructions
demonstrations.wolfram.com	outer billiards ,DürersHeptagon, Dürer9-gon
Encyclopedia of Integer Sequences
Clifford Pickover	Reality Carnival
University of Manchester (U.K.)	Walking Randomly
TED
San Jose State University	Roger Alperin (origami)
Origami site
Martin Wittenberg (twitter)	Projections from this site (see Feb 1 entry)