[续]5 peirce的符号类别和第一要素——文献文献在主题标引过程中是初始要素,因而也是最先被分析的要素。一篇文献表达了思想和含义的范围,标引员的任务是在较为正规的主题描述和主题款目中选择和捕捉这些想法和含义。文献是复杂的实体,它包括许多不同的表述。为此,可把它看作等同于被称之为论证的Peirce符号分类定义(图4中的符号类别X)。(Peirce称为“论证”。他不使用 [Cont.] 5 Peirce’s Symbol Categories and First Elements - The literature is the initial element in the topic indexing and therefore the first element to be analyzed. An article expresses the scope of ideas and meanings, and the role of indexers is to select and capture these ideas and meanings in the more formal subject descriptions and thematic titles. Literature is a complex entity that includes many different expressions. For this reason, it can be regarded as equivalent to the Peirce symbol classification definition (symbol category X in FIG. 4) called argument. (Peirce called “argument.” He does not use it