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General canonical models for graded normal logics (graded modalities IV)

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Abstract

We prove the canonical models introduced in [D] do not exist for some graded normal logics with symmetric models, namelyKB°, KBD°, KBT°, so that we define a new kind of canonical models, the general ones, and show they exist and work well in every case.

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References

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Authors and Affiliations

  1. v. S. Evaristo 157, I-00165, Roma, Italy

    C. Cerrato

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  1. C. Cerrato
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Cerrato, C. General canonical models for graded normal logics (graded modalities IV). Stud Logica 49, 241–252 (1990). https://doi.org/10.1007/BF00935601

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  • DOI: https://doi.org/10.1007/BF00935601

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