occasional meanderings in physics' brave new world
- Name: Kea
- Location: New Zealand
Marni D. Sheppeard
Saturday, May 23, 2009
Unfortunately, I haven't managed to catch many twistor theory talks here yet, but this week L. Mason drew a nice picture on the whiteboard, which looked something like this: Observe the closed polygons in the dual conformal space, representing momentum conservation. Mason was discussing Yangian symmetries that arise from an integrable system associated to a harmonic map.