SMS scnews item created by Sean Gardiner at Tue 21 Apr 2015 1238
Type: Seminar
Distribution: World
Expiry: 24 Apr 2015
Calendar1: 23 Apr 2015 1300-1400
CalLoc1: New Law 104

SUMS: Tillmann -- Scissors Congruence and Hilbert’s 3rd Problem

This Thursday’s SUMS talk will be given by Stephan Tillmann.  Pre-cut, circular pizza
will be available after the talk.  

Given a polygon, can you cut it up and reassemble the pieces to obtain a
rectangle? Given two rectangles of the same area, can you cut one up and reassemble the
pieces to obtain the other? Given a rectangle, can you cut it up into a finite number of

In this talk, I’ll discuss these questions about polygons, as well as the analogous
questions about 3-dimensional polytopes, and mention various questions that remain

ball Calendar (ICS file) download, for import into your favourite calendar application
ball UNCLUTTER for printing
ball AUTHENTICATE to mark the scnews item as read
School members may try to .