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Double differential equation (Posted on 2008-06-26) Difficulty: 3 of 5
Find all injective functions f, defined for all x>0, satisfying f(f'(x))=-f(x)

No Solution Yet Submitted by Jonathan Lindgren    
Rating: 2.5000 (2 votes)

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Just Answer (No Solution) | Comment 1 of 2

  Posted by Praneeth on 2008-06-27 02:22:22
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