Abstract
In this contribution we shall characterize matrix consequence operation determined by a direct product and an ultraproduct of a family of logical matrices. As an application we shall describe finite consequence operations with the help of ultrapowers.
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Allatum est die 30 Junii 1974
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Zygmunt, J. A note on direct products and ultraproducts of logical matrices. Stud Logica 33, 349–357 (1974). https://doi.org/10.1007/BF02123376
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DOI: https://doi.org/10.1007/BF02123376