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bio website gilkalai.wordpress.com
location Jerusalem, Israel
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visits member for 4 years, 3 months
seen Dec 17 at 10:32

May
5
comment The integral of (x times the derivative of f(x)) for a monotone f.
Thanks, Dejan --G.
May
5
comment The integral of (x times the derivative of f(x)) for a monotone f.
yes, that's the best way to go about it. Thanks Didier. (Regarding Chris's remarks i would still be interested in the simplest direct interpretation of the integral itself which applies in the full generality.)
Jul
21
comment Putnam A-6: 1978: Upper bound on number of unit distances
A more relevant blog post with the bound n^{4/3} is here gilkalai.wordpress.com/2008/07/17/…
Jul
21
comment Putnam A-6: 1978: Upper bound on number of unit distances
Eric, in my view the planar question is the most interesting