On the lower bound for \(B_{i}(K)B_{i}(K^{*})\)
The author of this paper finds the minimum for the product of the \(i\)-th width-integrals of a convex body and its polar. He also gives the minimum for the product of the mixed width-integrals of a convex body and its polar.
scientific article; zbMATH DE number 6535830