List questions from calculus-of-variations

Published on 08 Apr 2026 - 16:22

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energy function of surfaces

Published on 11 Apr 2026 - 2:38

56

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Finite Element Method and implementation

Published on 09 Apr 2026 - 19:17

209

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Why does finding the time of a brachistochrone use the equations of a cycloid?

Published on 10 Jan 2021 - 9:50

48

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Minimal time problem to stop a rocket

Published on 11 Apr 2026 - 0:45

85

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Ballistic Motion in Space with One Gravitating Body.

Published on 11 Apr 2026 - 13:30

42

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A Variational Calculus Question, Newtons Equations.

Published on 24 Feb 2026 - 7:02

56

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Variational calculus for functional equation results in under-determined system.

Published on 09 Apr 2026 - 2:29

162

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Obtaining a Lagrangian from a NLPDE

Published on 14 Jan 2021 - 18:29

56

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Euler-Lagrange equation; deriving it and understanding an example

Published on 10 Apr 2026 - 6:50

99

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Why does the Hamiltonian vanish for $\int f(x,y)\sqrt{\dot{x}^2+\dot{y}^2} \text{ d}{t}$?

Published on 25 Mar 2026 - 17:20

151

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How can I construct a variation problem whose solution is $f^{(3)}=0$?

Published on 10 Apr 2026 - 19:32

350

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Computing time of flight in a medium with a varying index of refraction

Published on 20 Jan 2021 - 9:17

62

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Integral of orthogonal functions with a differential operator

Published on 10 Apr 2026 - 20:15

276

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Meaning of the space $W_0^{1,p}$

Published on 25 Jan 2021 - 19:37

List Question

Does the Euler-Lagrange functional actually have a functional derivative?

energy function of surfaces

Finite Element Method and implementation

Why does finding the time of a brachistochrone use the equations of a cycloid?

Minimal time problem to stop a rocket

Ballistic Motion in Space with One Gravitating Body.

A Variational Calculus Question, Newtons Equations.

Variational calculus for functional equation results in under-determined system.

Obtaining a Lagrangian from a NLPDE

Euler-Lagrange equation; deriving it and understanding an example

Why does the Hamiltonian vanish for $\int f(x,y)\sqrt{\dot{x}^2+\dot{y}^2} \text{ d}{t}$?

How can I construct a variation problem whose solution is $f^{(3)}=0$?

Computing time of flight in a medium with a varying index of refraction

Integral of orthogonal functions with a differential operator

Meaning of the space $W_0^{1,p}$

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