Seminar series
Date
Mon, 30 Apr 2012
Time
12:00 -
13:00
Location
L3
Speaker
Andrew Hodges
Organisation
Oxford
A simple formula is given for the $n$-field tree-level MHV gravitational
amplitude, based on soft limit factors. It expresses the full $S_n$ symmetry
naturally, as a determinant of elements of a symmetric ($n \times n$) matrix.