On the stability of the functional equation \(f(2x+y)+f \left(\frac{x+y}{2}\right)=\frac{2f(x)f(y)}{f(x)+f(y)}+\frac{2f(x+y)f(y-x)}{3f(y-x)-f(x+y)}\) (Q2057290)
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scientific article; zbMATH DE number 7439078
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the stability of the functional equation \(f(2x+y)+f \left(\frac{x+y}{2}\right)=\frac{2f(x)f(y)}{f(x)+f(y)}+\frac{2f(x+y)f(y-x)}{3f(y-x)-f(x+y)}\) |
scientific article; zbMATH DE number 7439078 |
Statements
On the stability of the functional equation \(f(2x+y)+f \left(\frac{x+y}{2}\right)=\frac{2f(x)f(y)}{f(x)+f(y)}+\frac{2f(x+y)f(y-x)}{3f(y-x)-f(x+y)}\) (English)
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6 December 2021
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functional equation
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Hyers-Ulam-Rassias stability
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0.96940565
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0.9637028
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0.90994537
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0.90881574
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