Celebratio Mathematica

Walter D. Neumann

Gallery

Photo courtesy of Ilya Kofman and Abhijit Champanekar.
Left to right: Walter Neumann,  Abhijit Champanerkar, Dave Futer, Chris Beasley, and Ilya Kofman at "Quantum Geometry and Topology", CIRM, Luminy, France, July 5–9, 2010.