This 术语 is used in 关系 to 樂/乐 作曲 and 分析 as an 比喻 to grammatical 功能（函数） and rules in 语言 and operational rules in the 算 感觉 of the 术语 The 术语 is invariably allied with 试图 to formalise 樂/乐 知识 and perceptual 响应/反应 In 作曲 语法 may be 广泛 联合 with procedures that make 定义 of micro-structural 'units' and proceed to establish operational procedures for their 组织 into macro-structures It is therefore 联合 with e g 随机 分形 and 生成 approaches to 作曲

Formalist approaches to 樂/乐 分析 may 试图 through 定义 grammar-based rules to 模型 perceptual 响应/反应 to 樂/乐

Many concerned with formalist grammars are interested in approaches 通常 through 算 to 模型 the 过程 of 作曲 itself