List questions from exponential-sum

Published on 25 Feb 2015 - 16:42

895

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Algorithm for smooth exponential curves

Published on 26 Feb 2015 - 19:13

588

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quadratic Gauss sum over a power of 2

Published on 02 Mar 2015 - 21:56

736

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Standard deviation of phase for a random phasor sum

Published on 04 Mar 2015 - 11:42

394

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A "generalized" exponential power series

Published on 17 Mar 2015 - 10:56

78

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Prove that $S_{n}(x) = \sum_{k=-n}^{n}c_{k}e^{ikx}$

Published on 19 Mar 2015 - 2:25

1.2k

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sum of exponential series with power increasing by geometric series

Published on 19 Mar 2015 - 15:32

125

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Progression with variable in exponent

Published on 21 Mar 2015 - 20:14

112

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Is there a closed form for $\sum_{n=1}^\infty \frac{q^{-n^2}}{n}$?

Published on 24 Mar 2015 - 0:41

796

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Closed form for an infinite sum over Gamma functions?

Published on 02 Apr 2015 - 10:23

353

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Closed form of the sum $\sum\limits_{n=0}^\infty \exp(-n^3)$

Published on 07 Apr 2015 - 21:11

70

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Question on power, If 2x^2x^2x^2x... =4 Solve for x

Published on 10 Apr 2015 - 1:49

1.5k

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Limit log-sum of exponentials

Published on 18 Apr 2015 - 0:18

106

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Let $X~Bin(n, \lambda/n)$, $\lambda >0$. Show that for fixed $k \geq 0$, $P(X=k)\equiv \frac{e^-\lambda)\lambda^k}{k!}$

Published on 08 May 2015 - 21:45

202

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Bounding $\sum \exp(x_1\pm \cdots\pm x_n)^2$ in terms of $x_1^2+\cdots +x_n^2$.

Published on 10 May 2015 - 20:57

List Question

How to calculate the sum $ x + x^2 +...+ x^n$

Algorithm for smooth exponential curves

quadratic Gauss sum over a power of 2

Standard deviation of phase for a random phasor sum

A "generalized" exponential power series

Prove that $S_{n}(x) = \sum_{k=-n}^{n}c_{k}e^{ikx}$

sum of exponential series with power increasing by geometric series

Progression with variable in exponent

Is there a closed form for $\sum_{n=1}^\infty \frac{q^{-n^2}}{n}$?

Closed form for an infinite sum over Gamma functions?

Closed form of the sum $\sum\limits_{n=0}^\infty \exp(-n^3)$

Question on power, If 2x^2x^2x^2x... =4 Solve for x

Limit log-sum of exponentials

Let $X~Bin(n, \lambda/n)$, $\lambda >0$. Show that for fixed $k \geq 0$, $P(X=k)\equiv \frac{e^-\lambda)\lambda^k}{k!}$

Bounding $\sum \exp(x_1\pm \cdots\pm x_n)^2$ in terms of $x_1^2+\cdots +x_n^2$.

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