【内容提要】本文讨论了复杂、复杂性等概念和问题,研究了复杂性的本体论、认识论和方法论的各种意义;讨论了复杂性与非线性、混沌、分形、涨落和突变,以及与简单性、随机性、确定性等关系问题。给出了复杂性的一种本体论和认识论定义.【英文摘要】In this treatise, concepts and problems of the complex and complexity are discussed, meanings of complexity on Ontology,Epistemology and Methodology are too researche..