Concept information
Preferred term
functional derivative
Definition(s)
-
In the calculus of variations, a field of mathematical analysis, the functional derivative (or variational derivative) relates a change in a functional (a functional in this sense is a function that acts on functions) to a change in a function on which the functional depends.
(Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/wiki/Functional_derivative)
Broader concept(s)
Synonym(s)
- variational derivative
In other languages
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French
URI
http://data.loterre.fr/ark:/67375/PSR-MMZVZBJZ-K
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