16 Nov
2009
16 Nov
'09
3:55 p.m.
Hi,
On Sun, 15 Nov 2009 18:37:29 -0500, Z S <baltcode@gmail.com> said: ZS> As a toy example, I wanted to simplify ZS> E[\sum_{i,j} A.i.j ^ 2] where it is known that E[A.i.j * A.i.j]= 1.
At the moment I cannot see any other solution but to use expand_dummy_sum() routine. However it may not suit your further intentions... Best wishes, Vladimir -- Vladimir V. Kisil email: kisilv@maths.leeds.ac.uk -- www: http://maths.leeds.ac.uk/~kisilv/