郁达夫从日本回国以后,在从事文学创作和刊物编辑的同时,也写了一些文艺评论文章,而他在北京平民大学、北京艺专和武昌师范大学中文学科任教期间,由于教学的需要,又系统地研究了文艺理论和文学史,并编写了一些文学理论方面的讲义。这些文艺批评和文学研究的理论成果同样是郁达夫文学活动的重大收获,也是他为中国现代文学发展作出的贡献。他的文艺理论成果大致包含以下三类内 After returning from Japan, Yu Dafu also wrote a number of articles on literary criticism while engaged in literary creation and publication editing. During his tenure in Chinese subjects at Beijing Civil University, Beijing Art College and Wuchang Normal University, Studied the theory of literature and art and the history of literature, and wrote some lectures on literary theory. These literary criticisms and the theoretical achievements of literary studies are also significant achievements in Yu Da-fu’s literary activities as well as his contribution to the development of modern Chinese literature. His theory of literary theory generally includes the following three categories