complexity theory的问题,懂的进来两道证明题：(1)A complexity class C is closed under polynomial time reductions if,whenever A ≤pB and B ∈C,then A ∈C.Show that RP,BPP and PP are closed under polynomial time reductions.(2)Show that PP

英语翻译Does the theory the god guides evolution assume the very kind of organized complexity it tries to explain?是关于哲学类的问题,自己理解的时候感觉有点歧义,不太确定,所以请达人来给个正解 complexity theory的问题,懂的进来两道证明题：(1)A complexity class C is closed under polynomial time reductions if,whenever A ≤pB and B ∈C,then A ∈C.Show that RP,BPP and PP are closed under polynomial time reductions.(2)Show that PP COMPLEXITY怎么样 complexity是什么意思 complexity是什么意思 关于game theory的案例? Functional Equivalence Theory的定义 关于物理电磁力的问题.the theory of electromagnetic-weak force有大神知道这是什么理论吗. 英语翻译As it was the case with the open questions on the consequences of the crisis of biodiversity,we see this complexity in studying impacts of climate extremes as a new chance for a boost in ecological theory. 英语翻译以下是我上一个问题的英语翻译部分:ABSTRACTThe fuzzy distance is fuzzy set theory important constituent,From fuzzy set theory development,The fuzzy set distance is always attracting the multitudinous attention,The people con LIVING WITH COMPLEXITY怎么样 sheer complexity是什么意思 npath-complexity是什么意思 amortized computation complexity是什么意思 self-complexity什么意思? 求美剧the big bang theory的主题曲 英语翻译Theory of a Deadman的 theory of a deadman 的中文意思