List questions from perturbation-theory

Published on 02 Jan 2021 - 14:33

247

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Eigenvector Perturbation with a symmetric matrix

Published on 03 Jan 2021 - 11:25

44

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Bounded solution of an ODE (with perturbation)

Published on 27 Mar 2026 - 5:37

29

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Conjecture on openness of an analytic mapping

Published on 27 Mar 2026 - 0:02

67

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Perturbation calculation of expression with small parameter also appearing in exponent

Published on 16 Jan 2021 - 0:29

38

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Fractional form that approximately defines exponential function

Published on 16 Jan 2021 - 1:50

157

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Characterizing (stationary) points by the number of valleys one can descent into

Published on 23 Feb 2026 - 12:54

243

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How to Taylor expand a scalar quantity about a unit sphere?

Published on 27 Jan 2021 - 16:16

50

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How do I know what scales to look for for asymptotic expansion? E.g. cubic case?

Published on 09 Feb 2021 - 13:26

355

Views

Asymptotic solution to the differential equation $y''+(\pi^2+\varepsilon)y+y^2=0$ with $y'(0)=y'(1)=0$

Published on 10 Feb 2021 - 11:13

39

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How can I do the Taylor equivalent of $\sqrt{1+x^2}$ with perturbation/asymptotic expansion using $\epsilon$?

Published on 10 Feb 2021 - 17:26

255

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Expanding a PDE in powers of a small parameter?

Published on 27 Mar 2026 - 1:44

29

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Existence of Taylor-like expansion in perturbation parameter

Published on 28 Feb 2021 - 15:45

54

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Existence of equilibrium point under asymptotically vanishing disturbance

Published on 08 Mar 2021 - 4:42

261

Views

Find the first two terms of the perturbation series solution to the IVP

Published on 09 Mar 2021 - 2:34

List Question

Perturbational approach to study a Non linear PDE

Eigenvector Perturbation with a symmetric matrix

Bounded solution of an ODE (with perturbation)

Conjecture on openness of an analytic mapping

Perturbation calculation of expression with small parameter also appearing in exponent

Fractional form that approximately defines exponential function

Characterizing (stationary) points by the number of valleys one can descent into

How to Taylor expand a scalar quantity about a unit sphere?

How do I know what scales to look for for asymptotic expansion? E.g. cubic case?

Asymptotic solution to the differential equation $y''+(\pi^2+\varepsilon)y+y^2=0$ with $y'(0)=y'(1)=0$

How can I do the Taylor equivalent of $\sqrt{1+x^2}$ with perturbation/asymptotic expansion using $\epsilon$?

Expanding a PDE in powers of a small parameter?

Existence of Taylor-like expansion in perturbation parameter

Existence of equilibrium point under asymptotically vanishing disturbance

Find the first two terms of the perturbation series solution to the IVP

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