E (複雜度)

在計算複雜度理論內，複雜度類E代表一個決定型問題的集合，裡面的問題可以使用確定型圖靈機在2^O(n)，等於複雜度類DTIME(2^O(n))。

E與相近的類別EXPTIME不同，在多項式時間多對一歸約時並不封閉。

參考資料

• Allender, E.; Strauss, M., Measure on small complexity classes with applications for BPP, Proceedings of IEEE FOCS'94: 807–818, 1994, Template:ECCC, DIMACS TR 94-18.
• Book, R., On languages accepted in polynomial time, SIAM Journal on Computing, 1972, 1 (4): 281–287.
• Book, R., Comparing complexity classes, Journal of Computer and System Sciences, 1974, 3 (9): 213–229.
• Impagliazzo, R.; Tardos, G., Decision versus search problems in super-polynomial time, Proceedings of IEEE FOCS 1989: 222–227, 1989.
• Watanabe, O., Comparison of polynomial time completeness notions, Theoretical Computer Science, 1987, 53: 249–265.

外部連結

• Complexity Zoo: Class E