Strong non-standard completeness for fuzzy logics
Strong non-standard completeness for fuzzy logics
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DOI:
10.1007/s00500-007-0184-9
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发表时间:
2008-02
期刊:
影响因子:
4.1
通讯作者:
T. Flaminio
中科院分区:
文献类型:
--
作者:
T. Flaminio
In this paper we are going to introduce the notion ofstrong non-standard completeness(SNSC) for fuzzy logics. This notion naturally arises from the well known construction by ultraproduct. Roughly speaking, to say that a logicis strong non-standard complete means that, for any countable theory Γ overand any formulaφsuch that, there exists an evaluationeof-formulas into a-algebrasuch that the universe ofis a non-Archimedean extensionof the real unit interval [0,1],eis a model for Γ, bute(φ) < 1. Then we will apply SNSC to prove that various modal fuzzy logics allowing to deal with simple and conditional probability of infinite-valued events are complete with respect to classes of models defined starting from non-standard measures, that is measures taking value in.