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作为联结关系“偶然”和“风马牛”的逻辑含义
引用本文:龚启荣 汪学明. 作为联结关系“偶然”和“风马牛”的逻辑含义[J]. 贵阳学院学报(社会科学版), 2007, 0(2): 22-26
作者姓名:龚启荣 汪学明
作者单位:贵州大学 逻辑学研究生点贵州贵阳550025
摘    要:作为逻辑联结关系的“偶然”是一种特殊的可能:同时也可能不的可能,即,可能不如此的可能,或者说是,有与之不相容的可能情况的可能。作为逻辑联结关系的“风马牛”是一种最彻底的、最特殊的偶然。A风马牛B,当且仅当,A偶然B且A偶然B。偶然和风马牛都是2元的非纯真值联结关系。不是为正统数理逻辑所研究的纯真值联结词。

关 键 词:可能不  必然  可能  偶然  风马牛  非纯真值联结关系  真值函数
文章编号:1673-6133(2007)02-0022-05
修稿时间:2006-12-05

The Logical Meaning of "Occasionality" and "Irrelevance" as Connective Relationship
GONG Qi-rong, WANG Xue-ming. The Logical Meaning of "Occasionality" and "Irrelevance" as Connective Relationship[J]. Journal of Guiyang College:Social Sciences, 2007, 0(2): 22-26
Authors:GONG Qi-rong   WANG Xue-ming
Affiliation:Department of Logic Graduate Education, Guizhou University, Guiyang, Guizhou 550025, China
Abstract:Occasionality,as a logic connective relationship,is a special possibility: at the same time it is a possibility that is not possible,that is,a possibility that is not like this,or a possible state that is not compatible with this.Irrelevance,as a logical relationship,is a kind of the most complete and special occasionality.A is irrelevant to B if and only if A is occasionally B andA is occasionally B.Occasionality and irrelevance are both binary connective relationships of a impure truth-value,and they are not pure truth-value connective for the study of orthodox mathematical logic.
Keywords:possibly not  possibility  occasionality  impure truth-value connective relationship  truth-value function
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