That's an O at the end but I ran out of space
So it would be RikiTiko.
I wish I'd noticed, actually, I'd have made it an i at the end as well and pretended that was the joke...
(
boris the spider,
Thu 5 Nov 2009, 16:12,
archived)
I was going to make it
but that actually makes even less sense. This way he's saying it's the S matrix of the stress-energy tensor. Which makes no sense either, but perhaps a bit more...
(
boris the spider,
Thu 5 Nov 2009, 17:16,
archived)