Photo copyright Chaz Boston Baden unless otherwise specified. Scroll down and send a message via the caption-correction box to request permission to use.
Keith Thompson at left, Jefferson P. Swycaffer and Craig Arnush, and Vernor Vinge right.
Photos by Chaz Boston Baden.
Caption help for this photo received from Nolly.
Back to Conjecture 5 part 29: Sunday Afternoon (01-Oct-2006)