noun

# complexity theory

complexity theory

**MLA Style**

"complexity theory." YourDictionary, n.d. Web. 13 December 2018. <https://www.yourdictionary.com/complexity-theory>.

**APA Style**

complexity theory. (n.d.). Retrieved December 13th, 2018, from https://www.yourdictionary.com/complexity-theory

- Any of various branches of mathematics, physics, computer science, and other fields, concerned with the emergence of order and structure in complex and apparently chaotic systems.
See also chaos

**MLA Style**

"complexity theory." YourDictionary, n.d. Web. 13 December 2018. <https://www.yourdictionary.com/complexity-theory>.

**APA Style**

complexity theory. (n.d.). Retrieved December 13th, 2018, from https://www.yourdictionary.com/complexity-theory

(*uncountable*)

- (computer science) The study and classification of decision problems by the computational resources"”such as time and space"”needed by the programs that solve the problems.
*The professor of complexity theory says that the problem can be solved in polynomial time.*

**MLA Style**

"complexity theory." YourDictionary, n.d. Web. 13 December 2018. <https://www.yourdictionary.com/complexity-theory>.

**APA Style**

complexity theory. (n.d.). Retrieved December 13th, 2018, from https://www.yourdictionary.com/complexity-theory