References
Shevrin L. N. and Martynov L. M.,On attainable classes of algebras, Sibirsk. Mat. Ž., 12 (1971), 1363–1381 (in Russian).
Martynov L. M.,On attainable classes of groups and semigroups, Mat. Sbornik 90 (1973), 235–245 (in Russian).
Shevrin L. N. and Martynov L. M.,Attainability and solvability for classes of algebras. Colloq. Math. Janos Bolyai (39. Semigroups, Szeged (Hungary), 1981), North-Holland, Amsterdam, 1985, 395–459.
Sverdlovsk notebook (Unsolved problems in semigroup theory), Sverdlovsk, 1979 (in Russian).
Martynov L. M.,On spectra of solvability and attainability for varieties of semigroups, Abstracts, 18th All-Union Conference on Algebra, vol. 2, Kishinev, 1985, p. 17 (in Russian).
Tamara T.,Attainability of systems of identities on semigroups, J. Algebra, 3 (1966), 261–276.
Mal’cev A. I.,On the multiplication of classes of algebraic systems, Sibirsk. Mat. Ž., 8 (1967), 346–365 (in Russian).
Clifford A. H. and Preston G. B.,The algebraic theory of semigroups, Vol. I, II, Math. Surveys #7 Amer. Math. Soc., Providence Rhode Islands, 1967.
Adian S. I.,Defining relations and algorithmical problems for groups and semigroups, Trudy Mat. Instituta imeni V. A. Steklova, 85, Moskva, 1966 (in Russian).
Mal’cev A. I.,Algebraic systems, “Nauka”, Moskva, 1970 (in Russian).
Martynov L. M.,On the groupoid of prevarieties of semigroups with zero. Investigations in Modern Algebra, Ural. Gos. Univ., Sverdlovsk, 1981, 75–86 (in Russian).
Martynov L. M.,On ideal solvability and attainability in semigroups, Mat. Zap. Ural. Univ., 9 (1974), 40–55 (in Russian).
Martynov L. M.,On spectra of solvability for varieties of associative algebras, Algebra i Logika, 23 (1984), 483–492 (in Russian).
Petrich M.,Introduction to semigroups, Merrill, Columbus, 1973.
Author information
Authors and Affiliations
Additional information
Communicated by L. N. Shevrin
Rights and permissions
About this article
Cite this article
Martynov, L.M. On spectra of solvability and attainability for varieties of semigroups. Semigroup Forum 39, 129–155 (1989). https://doi.org/10.1007/BF02573294
Received:
Revised:
Accepted:
Issue Date:
DOI: https://doi.org/10.1007/BF02573294