List questions from exponential-sum

Published on 11 Apr 2026 - 10:40

318

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Finding real and imaginary parts of $\frac{1-e^{2i \pi x}}{R \left(1-e^{\frac {2i \pi x}{R}} \right)}$

Published on 15 Apr 2026 - 23:37

877

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Summation of Double Exponential Series

Published on 29 Apr 2026 - 12:43

39

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I need help simplifying a sum problem that involves a binomial raised to a power

Published on 11 Apr 2026 - 8:23

205

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Multi-term exponential curve fit

Published on 11 Apr 2026 - 17:12

232

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Maximize the modulus of a sum of complex exponentials on a given interval

Published on 10 Apr 2026 - 23:30

884

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How to represent a sum of exponentials as one exponential

Published on 09 Apr 2026 - 16:43

36

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Exponent Question

Published on 10 Apr 2026 - 4:50

214

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re-calculating exponential sum when exponent changes

Published on 23 Apr 2026 - 13:20

143

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How do I sum 1/6( e^t + e^2t + .... + e^6t)?

Published on 04 May 2026 - 5:01

136

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Is there a closed form for $\sum_{k=0}^n2^k\binom{2n+1}{2k}$, the sum of binomial coefficients times powers of two, for even indices?

Published on 12 Apr 2026 - 18:59

44

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Stuck at summation of exponential.

Published on 13 Apr 2026 - 7:49

135

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All real number for which $n$ in $5^n+7^n+11^n=6^n+8^n+9^n$

Published on 15 Apr 2026 - 4:10

108

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Convergence of $\lim_{N\to\infty}\sum_{n=1}^N \exp(-N\sin^2(\frac{n\pi}{2N}))$ and $\lim_{N\to\infty}\sum_{n=1}^N \exp(-\sin^2(\frac{n\pi}{2N}))$

Published on 16 Apr 2026 - 14:50

70

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Summation over multiple arguments

Published on 14 Apr 2026 - 8:45

List Question

Inequality for exponential sum

Finding real and imaginary parts of $\frac{1-e^{2i \pi x}}{R \left(1-e^{\frac {2i \pi x}{R}} \right)}$

Summation of Double Exponential Series

I need help simplifying a sum problem that involves a binomial raised to a power

Multi-term exponential curve fit

Maximize the modulus of a sum of complex exponentials on a given interval

How to represent a sum of exponentials as one exponential

Exponent Question

re-calculating exponential sum when exponent changes

How do I sum 1/6( e^t + e^2t + .... + e^6t)?

Is there a closed form for $\sum_{k=0}^n2^k\binom{2n+1}{2k}$, the sum of binomial coefficients times powers of two, for even indices?

Stuck at summation of exponential.

All real number for which $n$ in $5^n+7^n+11^n=6^n+8^n+9^n$

Convergence of $\lim_{N\to\infty}\sum_{n=1}^N \exp(-N\sin^2(\frac{n\pi}{2N}))$ and $\lim_{N\to\infty}\sum_{n=1}^N \exp(-\sin^2(\frac{n\pi}{2N}))$

Summation over multiple arguments

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