Talk:Critical point (mathematics)
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critical points of F(x,f(x))=1/2(f(x))^2+1/2x^2-1/6x^3 —The preceding unsigned comment was added by 69.155.40.117 (talk • contribs) .
When dF/dx = 0 i.e. f(x) df/dx + x - 1/2 x^2 =0 --Salix alba (talk) 16:19, 27 January 2006 (UTC)
