Question: cross correlation of log-normal pdfs

June 03 2014 Mohammed Abaza 10
0

Please I want to know how to solve this integration.

 

int(exp(-(ln(y)-2*sigma^2)^2/(8*sigma^2))/(y*sqrt(8*Pi*sigma^2))*exp(-(ln(y+z)-2*sigma^2)^2/(8*sigma^2))/((y+z)*sqrt(8*Pi*sigma^2)), y = 0 .. infinity)

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