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On IMO2017 P2
I did IMO 2017 P2 with my friends yesterday. Now I would like to share my thoughts on this problem. Problem: Let be the set of real numbers. Determine all functions such that, for any real numbers and , The initial step must be taking certain values, testing its properties and then start […]
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On IMO2017 P2
I did IMO 2017 P2 with my friends yesterday. Now I would like to share my thoughts on this problem. Problem: Let be the set of real numbers. Determine all functions such that, for any real numbers and , The initial step must be taking certain values, testing its properties and then start…
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