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Results tagged with difference-equations
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user 317800
Difference equations, including linear and nonlinear equations, discrete version of topics in analysis, partial difference equations, oscillation theory, periodic solutions, almost periodic solutions, bifurcation theory, stability theory.
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Are there any nonlinear solutions to $f(x+1) - f(x) = f'(x)$?
After this question popped up again, it seemed to me to scream out for a use of the Fourier Transform (FT). I have decided to post this as an answer, since this approach is transparent and provides a …
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