List questions from functional-calculus

Published on 12 Apr 2026 - 1:04

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Cauchy integral type formula for self-adjoint operator

Published on 08 Apr 2026 - 8:44

211

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Functional differentiation involving the derivative of the function.

Published on 11 Apr 2026 - 18:16

54

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Derivative of sum of two functional derivatives with different ranges

Published on 10 Apr 2026 - 2:17

1.9k

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What is the significance of the integral of the Hessian determinant?

Published on 05 Apr 2026 - 12:36

1k

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Functional Derivative ${\delta q_a(t)}/{\delta q_b(t')}$

Published on 23 Feb 2026 - 23:09

556

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Dirichlet energy and Fourier transform

Published on 11 Apr 2026 - 17:24

74

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Is it true $\lambda_i(f(A))=f(\lambda_i(A))$ for non-negative and non-decreasing function on $[0,\infty)$

Published on 11 Apr 2026 - 12:02

73

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Are they true these generalizations from matrices to operators about functional calculus?

Published on 23 Feb 2026 - 23:04

255

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Jordan normal form

Published on 23 Feb 2026 - 23:01

171

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What does a functional integral evaluation look like?

Published on 10 Apr 2026 - 14:09

339

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How would you explain Functional Integration to an 8 year old?

Published on 10 Apr 2026 - 23:57

267

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Holomorphic Functional Calculus for the Square Root

Published on 23 Feb 2026 - 23:02

149

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relationship between functional derivative and simple derivative.

Published on 23 Feb 2026 - 23:10

1k

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Gaussian integral for a vector and a function - how to evaluate

Published on 23 Feb 2026 - 23:10

List Question

Functional derivatives of metric tensor

Cauchy integral type formula for self-adjoint operator

Functional differentiation involving the derivative of the function.

Derivative of sum of two functional derivatives with different ranges

What is the significance of the integral of the Hessian determinant?

Functional Derivative ${\delta q_a(t)}/{\delta q_b(t')}$

Dirichlet energy and Fourier transform

Is it true $\lambda_i(f(A))=f(\lambda_i(A))$ for non-negative and non-decreasing function on $[0,\infty)$

Are they true these generalizations from matrices to operators about functional calculus?

Jordan normal form

What does a functional integral evaluation look like?

How would you explain Functional Integration to an 8 year old?

Holomorphic Functional Calculus for the Square Root

relationship between functional derivative and simple derivative.

Gaussian integral for a vector and a function - how to evaluate

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