Arcadian Functor

occasional meanderings in physics' brave new world

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Location: New Zealand

Marni D. Sheppeard

Saturday, May 23, 2009

M Theory Lesson 279

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.


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