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JOURNALS // Moscow Mathematical Journal // Archive

Mosc. Math. J., 2022 Volume 22, Number 3, Pages 377–392 (Mi mmj830)

Crofton formulae for products

Dmitri Akhiezer, Boris Kazarnovskii

Institute for Information Transmission Problems, 19 B. Karetny per., 127051, Moscow, Russia

Abstract: We suggest an algorithm allowing to get some new integral-geometric formulae from the existing formulae of Crofton type. In particular, for classical Crofton formulae in which the answer depends on the Riemannian volume, we obtain generalizations in terms of the mixed Riemannian volume defined in the paper. The algorithm is based on the calculations in the ring of normal densities constructed in the previous work of the authors.

Key words and phrases: crofton data, normal density, mixed volume.

MSC: 52A39, 58A05

Language: English

DOI: 10.17323/1609-4514-2022-22-3-377-392



© Steklov Math. Inst. of RAS, 2026