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Additional information
The research was supported by the Russian Foundation for Basic Research (Grant 93-01-01520) and the American Mathematical Society.
Novosibirsk. Translated fromSibirskiî Matematicheskiî Zhurnal, Vol. 38, No. 4, pp. 925–931, July–August, 1997.
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Sudoplatov, S.V. Polygonometries of pairs of groups. Sib Math J 38, 801–806 (1997). https://doi.org/10.1007/BF02674585
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DOI: https://doi.org/10.1007/BF02674585