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bio website gilkalai.wordpress.com
location Jerusalem, Israel
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visits member for 4 years
seen Aug 31 at 8:47

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answered What was the first bit of mathematics that made you realize that math is beautiful? (For children's book)
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comment The integral of (x times the derivative of f(x)) for a monotone f.
Thanks, Dejan --G.
May
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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.)
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accepted The integral of (x times the derivative of f(x)) for a monotone f.
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asked The integral of (x times the derivative of f(x)) for a monotone f.
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Dec
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answered Can someone explain Cremer-Mclean's astonishing result in auction theory?
Jul
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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
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comment Putnam A-6: 1978: Upper bound on number of unit distances
Eric, in my view the planar question is the most interesting
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Dec
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revised What is the meaning of the third derivative of a function at a point
added 106 characters in body
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