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A note on direct products and ultraproducts of logical matrices |
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| Authors: | Jan Zygmunt |
| Institution: | 1. The Section of Logic, Polish Academy of Sciences, Wroc?aw |
| 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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