most recent 30 from http://mathoverflow.net 2013-05-19T18:03:38Z http://mathoverflow.net/feeds/question/98355 http://www.creativecommons.org/licenses/by-nc/2.5/rdf http://mathoverflow.net/questions/98355/convex-optimization Jackson 2012-05-30T10:19:39Z 2012-05-30T10:19:39Z

<p>If $q>p>0$ show that the point $(x,y)=(0,0$) minimizes the function $$f(x,y)=(y−px2)(y−qx2)$$ locally on the lines $y=ht,x=kt$ through the point $(x,y)$.</p>