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Tagged the question.

edited Feb 15, 2015 at 9:08

Joonas Ilmavirta

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Are there any nonlinear solutions to $f(x+1) - f(x) = f'(x)$?

Are there any nonlinear solutions to $f(x+1) - f(x) = f'(x)$?

(Asked by bcross at math.iuiui.edu on the Q&A board at JMM.)

ca.classical-analysis-and-odes differential-equations difference-equations

asked Jan 14, 2010 at 6:54

2010 Joint Meetings

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