Again we
may notice that the expression [g
′′(x)(h)(k)] is linear in both variables h and
k, so g
′′(x) is bilinear transformation from X × X to Y and it is denoted as
g
′′(x)(h, k).
Through this section, let X be an inner product space, Ω ⊆ X a convex
set and f : Ω → R a function.
Definition 1 ([1, 3, 4]). f : Ω → R
Again wemay notice that the expression [g′′(x)(h)(k)] is linear in both variables h andk, so g′′(x) is bilinear transformation from X × X to Y and it is denoted asg′′(x)(h, k).Through this section, let X be an inner product space, Ω ⊆ X a convexset and f : Ω → R a function.Definition 1 ([1, 3, 4]). f : Ω → R
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