List questions from variational-analysis

Published on 23 Feb 2026 - 12:07

164

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Euler-lagrange equation solution doesn't make sense

Published on 23 Feb 2026 - 12:09

29

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Expand this integral: $L(q) = \int \prod_{i=1}^{K} q_{i}(\theta_{i}) log\left( \frac{p(\theta,x)}{\prod_{i=1}^{K} q_{i}(\theta_{i})} \right) d \theta$

Published on 23 Feb 2026 - 12:09

92

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Integration by parts with cross derivatives

Published on 23 Feb 2026 - 12:03

159

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Euler Lagrange equation in variational calculus for a sum of integrals

Published on 23 Feb 2026 - 12:02

638

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Show that a functional has no minimum in a given set

Published on 23 Feb 2026 - 12:01

156

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Calculus of Variations with first derivative boundary conditions

Published on 23 Feb 2026 - 12:04

33

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A maximum principle for elliptical operator in $\mathbb{R}^N$

Published on 23 Feb 2026 - 12:02

85

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A proof for $\delta(dq(t)/dt)=d(\delta(q(t))/dt$?

Published on 23 Feb 2026 - 12:07

47

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Minimising a functional: system of equations from taking functional derivatives has no solutions

Published on 23 Feb 2026 - 12:05

168

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How do I decide if the solution of the E-L equations is a minimizer?

Published on 23 Feb 2026 - 12:04

159

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Finding equation of motion for given Lagrangian with respect to metric

Published on 23 Feb 2026 - 12:06

224

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Find the infimum of $J(\phi) = \int_{\phi}^{} e^x dl$

Published on 23 Feb 2026 - 12:04

36

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Optimality conditions for optimization of an expected value

Published on 23 Feb 2026 - 12:02

81

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What does $\delta$ mean in calculus of variations

Published on 23 Feb 2026 - 12:04

List Question

Existence of solution of generalized variational inequality

Euler-lagrange equation solution doesn't make sense

Expand this integral: $L(q) = \int \prod_{i=1}^{K} q_{i}(\theta_{i}) log\left( \frac{p(\theta,x)}{\prod_{i=1}^{K} q_{i}(\theta_{i})} \right) d \theta$

Integration by parts with cross derivatives

Euler Lagrange equation in variational calculus for a sum of integrals

Show that a functional has no minimum in a given set

Calculus of Variations with first derivative boundary conditions

A maximum principle for elliptical operator in $\mathbb{R}^N$

A proof for $\delta(dq(t)/dt)=d(\delta(q(t))/dt$?

Minimising a functional: system of equations from taking functional derivatives has no solutions

How do I decide if the solution of the E-L equations is a minimizer?

Finding equation of motion for given Lagrangian with respect to metric

Find the infimum of $J(\phi) = \int_{\phi}^{} e^x dl$

Optimality conditions for optimization of an expected value

What does $\delta$ mean in calculus of variations

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