Brief Introduction to Fractal and Fractal Dimension

This paper gives a brief introduction to the newlyarising inter-disciplinary subject,fractal,which is considered as one of the most important parts of non-linear science.First of all,this paper traces back the history of fractal development;then briefly introduces its research object as well as the concept of the research instrument of fractal,the fractal dimension;and finally,throws light on the future of fractal development.