命题态度句的成真条件

On the Truth Conditions of Sentences of Propositional Attitude

用动态认知逻辑特别是话语表现理论为主要研究工具,充分考虑语境因素,探讨命题态度句的语义解释,得出的结论是:(一)命题态度句的语义依赖于被报道的信念和解释者对信念主体的认知状态的表征的其它元素的交互作用;(二)对命题态度句的处理揭示了语义的动态更新过程。

This paper employs dynamic logic of knowledge, especially the discourse representation theory （DRT）, and adequately takes contextual factors into consideration to discuss the semantic interpretation of sentences of propositional attitude and gives their truth conditions. Based on this, the issue of Substitution into Intensional Contexts is dealt with.