Prove the following property about subdifferential, affline transformation. - əf(x) = {Vf(x)} if ƒ is differentiable at r – affine transformation of variables: if g(x) = f(Ax +b), then dg(x) = ATaf(Ax + b)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Prove the following property about
subdifferential, affline transformation.
- df(x) = {Vf (x)} if ƒ is differentiable at æ
- affine transformation of variables: if g(x) = f(Ax + b), then
dg(x) = ATdf(Ax + b)
Transcribed Image Text:Prove the following property about subdifferential, affline transformation. - df(x) = {Vf (x)} if ƒ is differentiable at æ - affine transformation of variables: if g(x) = f(Ax + b), then dg(x) = ATdf(Ax + b)
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