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单词 semicomputable
释义

semicomputable

英汉-汉英词典
adj. 半可计算的
词组 | 习惯用语
您要查找的是不是:
  • computable adj. 可计算的
  • uncompromisable adj. 不可妥协的,不可互让解决的
  • computability n. 可算性
  • semipermeable adj. 半渗透性的

网络短语:
semicomputable 半可算; 半可计算的;
semicomputable predicate 半可计算谓词英语;半可计算述词;半可计算谓词;翻译
semicomputable set 翻译;半可算集;半可计算集
actually semicomputable 实际半可计算的
infinite semicomputable subset 无穷半可计算子集
infinite semicomputable set 无穷半可计算集;翻译
infinite branch semicomputable subset 无穷半可计算子集
infinite branch semicomputable set 无穷半可计算集
英语百科

Semicomputable function

(重定向自Semicomputable)

In computability theory, a semicomputable function is a partial function  f : \mathbb{Q} \rightarrow \mathbb{R} that can be approximated either from above or from below by a computable function.

More precisely a partial function  f : \mathbb{Q} \rightarrow \mathbb{R} is upper semicomputable, meaning it can be approximated from above, if there exists a computable function  \phi(x,k) : \mathbb{Q} \times \mathbb{N} \rightarrow \mathbb{Q}, where x is the desired parameter for  f(x) and  k is the level of approximation, such that:

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更新时间:2025/6/19 17:29:04