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Continue to ChatSome Companions of Ostrowski type inequality for functions whose second derivatives are convex and concave with applications - https://avesis.uludag.edu.tr/yayin/5b1e8f66-72b0-4057-8f3b-69bfcdf32b16/some-companions-of-ostrowski-type-inequality-for-functions-whose-second-derivatives-are-convex-and-concave-with-applications