查询词典 disjunctive normal form

Disjunctive Normal Form and Conjunctive Normal Form of both-branch fuzzy logic expressions.

以及双枝模糊逻辑的析取范式与合取范式。

Aiming at the problem of equivalent conversion from conjunctive normal form to disjunctive normal form, an effective algorithm was proposed to construct reduction tree based on discernibility matrix.

针对差别矩阵求约简过程中合取范式向析取范式等价转换的难题，提出一种基于差别矩阵构造约简树的有效方法。

Combinatorial theory was adopted to build the general model of predicative concepts , which were further defined on the conjunctive normal form and the disjunctive normal form of prepositional logic Then we set up the concepts evaluation model consisting of the indexes as completeness, consistency, simplicity and inner consistency.

应用数理逻辑理论，定义了基于CNF范式和DNF范式的概念的命题逻辑表示形式，建立了包含概念的完整性、一致性、简单性和内部一致性的比较完整的概念评价的指标体系和模型。

Many existing algorithms of attribute reduction begin at constructing decision table's discernibility matrix,then convert non-empty objects' conjunctive normal form into minimal disjunctive normal form.

现有的很多属性约简算法都是由构造决策表的差别矩阵出发，将矩阵中非空元素的合取范式转化为极小析取范式。

Many existing algorithms of attribute reduction begin at constructing decision table's discernibility matrix,then convert non－empty objects' conjunctive normal form into minimal disjunctive normal form.

现有的很多约简算法都是由构造决策表的区分矩阵出发，将矩阵中非空元素的合取范式转化为极小析取范式。

Through a discussion on the suffix features of miniterm and maxiterm ,this paper offers a suffix calculating approach to miniterm and maxiterm in principal disjunctive normal form,principal conjunctive normal form determined by disjunctive normal form,and conjunctive normal form of propositional formula.

通过极小项和极大项的下标特征的讨论，给出了由命题公式的析取范式、合取范式而确定的主析取范式、主合取范式中的极小项、极大项的下标计算方法，从而简化了由繁杂的命题公式推演或真值计算求主范式的计算过程。

To tackle this problem, a novel Complete Disjunctive Normal Form algorithm was presented to check the satisfiabilities of acyclic ALCN-concepts.

为此，提出了一个全新的对非循环定义的ALCN-概念可满足性进行判断的完全析取范式算法。

A new complete disjunctive normal form, which is in the sense of equivalence, to an extension system of medium logical proposition calculus MP is defined and the theorem of its existence and uniqueness is established and proved.

讨论中介逻辑命题演算扩张系统MP＊中在等值意义下的完全析取范式的存在性和唯一性。引入MP＊中等值全析范式的概念，并用分步构造法证明这种范式在等值意义下是存在的，且是唯一的。

The normal form can mirror innate characters and value distribution of well formed formula, and perfectly solve the problem about complete disjunctive normal form in MP .

该范式分为三个部分，即真值项、清晰项和矛盾项，它能够反映合式公式的本质特征及取值分布情况，为规范化研究该系统中的合式公式提供了一种工具，较理想地解决了MP＊中的析取范式问题。

This enhancing mode constructs a disjunctive normal form on concept expressions and keeps only one conjunctive clause, and then substitutes the obtained succinctest conjunctive clause for sub-concepts set in the labeling of nodes of a completion tree constructed by the tableau algorithm (such a process may be repeated as many times as needed).

该增强方式对概念描述先构建一个析取范式，并只保留其中的一个合取子句，然后用这个获得的最简的概念合取子句去取代传统tableau算法构建的完整树的结点标记中的子概念集（这个过程根据需要可重复多次）。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。