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The Varieties Defined by P-compatible Identities of Modular Ortholattices

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In the present paper we give syntactical and semantical characterization of the class of algebras defined by P-compatible identities of modular ortholattices. We also describe the lattice of some subvarieties of the variety MOL Ex defined by so called externally compatible identities of modular ortholattices.

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Correspondence to Krystyna Mruczek-Nasieniewska.

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Mruczek-Nasieniewska, K. The Varieties Defined by P-compatible Identities of Modular Ortholattices. Stud Logica 95, 21–35 (2010). https://doi.org/10.1007/s11225-010-9255-5

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