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Aug 28, 2013 at 14:14 answer added mikitov timeline score: 0
Jul 26, 2013 at 16:21 comment added user37774 @ Karim Baghery: this problem has been solved in Multiuser channel in cooperative communications, It is solved using of bisection search. In IEEE link of mentioned paper you can see the algorithm of solution and more details about that. if it was not clear I can explain more, My Email is [email protected] Best,
Nov 22, 2012 at 9:50 vote accept dineshdileep
Nov 19, 2012 at 5:32 history edited dineshdileep
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Nov 15, 2012 at 20:29 answer added Suvrit timeline score: 2
Nov 5, 2012 at 0:53 history edited François G. Dorais
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Nov 4, 2012 at 14:48 history edited dineshdileep CC BY-SA 3.0
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Nov 4, 2012 at 13:56 comment added dineshdileep Thanks for the help, the paper you mentioned concerns with product of quadratic forms rather than the ratio.
Nov 3, 2012 at 20:22 comment added Betrand I guess it relates to the condition number of the underlying matrices. See if this paper is helpful sinnamon.math.uwo.ca/pdf/convexity.pdf
Nov 3, 2012 at 16:17 history asked dineshdileep CC BY-SA 3.0