List questions from exponential-sum

Published on 01 Dec 2014 - 1:06

4.2k

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Exponential series is cosh(x), how to show using summation?

Published on 03 Dec 2014 - 23:41

986

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Sum of exponential functions involving powers of two

Published on 04 Dec 2014 - 20:07

501

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Bounds for general character sums over finite fields

Published on 19 Dec 2014 - 3:03

57

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Get $a_1$, $a_2$, $b_1$, $b_2$ from $a_1 \times \exp{b_1 \times x} - a_2 \times \exp{b_2 \times x}$

Published on 25 Mar 2026 - 9:29

439

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Infinite Double Exponential Sum, with Functional Equation $g(x) = g(\sqrt{x})$

Published on 31 Dec 2014 - 19:04

197

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Mobius function and exponential sums

Published on 19 Oct 2019 - 7:06

968

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Geometric sum with complex exponent

Published on 19 Nov 2019 - 14:23

82

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Generalizing the formula for $\Lambda_k=\sum_{n=0}^{\infty} \frac{n^k}{n!}$

Published on 27 Nov 2019 - 9:58

27

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Explain on why the require time is not linear.

Published on 29 Nov 2019 - 12:33

108

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Sum of series with exponential denominator

Published on 02 Dec 2019 - 4:28

90

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Sum of Legendre sequence $S=\sum_{x=0}^{p-1}\left(\frac{x(x+k)}{p}\right)$

Published on 28 Dec 2019 - 15:23

116

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Sum of a series similar to exponential series

Published on 31 Dec 2019 - 15:51

57

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Is there a closed-form solution for this summation?

Published on 16 Jan 2020 - 19:33

102

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Some identity related to Euler's identity

Published on 20 Jan 2020 - 0:19

List Question

Bounds on sum of cosines

Exponential series is cosh(x), how to show using summation?

Sum of exponential functions involving powers of two

Bounds for general character sums over finite fields

Get $a_1$, $a_2$, $b_1$, $b_2$ from $a_1 \times \exp{b_1 \times x} - a_2 \times \exp{b_2 \times x}$

Infinite Double Exponential Sum, with Functional Equation $g(x) = g(\sqrt{x})$

Mobius function and exponential sums

Geometric sum with complex exponent

Generalizing the formula for $\Lambda_k=\sum_{n=0}^{\infty} \frac{n^k}{n!}$

Explain on why the require time is not linear.

Sum of series with exponential denominator

Sum of Legendre sequence $S=\sum_{x=0}^{p-1}\left(\frac{x(x+k)}{p}\right)$

Sum of a series similar to exponential series

Is there a closed-form solution for this summation?

Some identity related to Euler's identity

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