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# Questions

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### Dirac Delta function with a complex argument

jan 5 at 13:37 Carlo Beenakker 6,1791021

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37
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### conditions for a phillips class perturbation

jul 27 at 2:37 psyduck 2615

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275
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### showing $\int f_{n+1} dx / \int f_n dx\to 0$

jul 14 at 23:37 Peter 234

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47
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### When can a perturbation be treated as a regular perturbation?

jul 7 at 19:51 psyduck 2615

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261
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### Given a Levy Exponent find the jump-measure and drift

jun 30 at 15:19 DASON 563

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274
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### Existence of power series expansion for implicitly defined function

jun 28 at 20:51 psyduck 2615

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189
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### combinatorics problem: $$\sum_n a_n (\sum_k b_k \epsilon^k )^n$$

jun 24 at 16:56 Davide Giraudo 9671410

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757
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### Perturbative solution to an Eigenvalue Problem with a continuous spectrum

jun 6 12 at 0:22 MathOverflow 123

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97
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### showing convergence of a function recursion relation

may 30 12 at 18:38 psyduck 2615

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