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Subdifferential
Translation of "subdifferential" into Russian
subdifferential
Noun
UK
/sʌbˌdɪfəˈrɛnʃəl/
US
/sʌbˌdɪfərˈɛnʃəl/
subdifferential
subdifferentials pl
The subdifferential of a convex function is a set of vectors.
Субдифференциал выпуклой функции - это множество векторов.
Definitions
subdifferential
Noun
UK
/sʌbˌdɪfəˈrɛnʃəl/
US
/sʌbˌdɪfərˈɛnʃəl/
In mathematics, particularly in convex analysis, the subdifferential of a convex function at a given point is the set of all subgradients at that point.
The subdifferential of a convex function at a point provides a way to generalize the concept of a derivative to non-differentiable functions.
subdifferential
Adjective
UK
/sʌbˌdɪfəˈrɛnʃəl/
US
/sʌbˌdɪfərˈɛnʃəl/
Relating to a subdifferential or to the theory of subdifferentials in mathematical analysis.
Subdifferential calculus is fundamental for many nonsmooth optimization techniques.