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Home » Olympiad Section » Algebra » Algebra Theorems and Formulas
 
Func_Equation
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hungvuong
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Func_Equation
Find all functions f : (0; +∾)→R such that |f(x)-f(y)| ≤ |x-y| for all x,y>0 and there exist positive constants a, b, c satisfying
f (ax) + f (b/x) = f (cx) for all x

PostPosted: Wed Oct 14, 2009 1:47 am  Back to top 
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