On the functional inequality \(f(x)f(y)-f(xy)\le f(x)+f(y)-f(x+y)\) (Q2228039)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the functional inequality \(f(x)f(y)-f(xy)\le f(x)+f(y)-f(x+y)\) |
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On the functional inequality \(f(x)f(y)-f(xy)\le f(x)+f(y)-f(x+y)\) (English)
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16 February 2021
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functional inequality
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convex
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concave
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