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- A homomorphism that maps a mathematical set into itself. 自同態一數學集映入自身的同態
- The author proved that there is an abelian group homomorphism between the Grothendieck groups of ?R? and ?A?. 作者證明了在R的Grothendieck群和A的Grothendieck群之間存在一個阿貝爾群同態.
- Abstract: This paper describes a partial blind signature scheme based on the theory of bundling homomorphism. 文章摘要: 為滿足電子世界一種特殊的簽名需要,利用叢同態理論設計了一種部分盲簽名方案。
- An element g is a test element of a group G if every homomorphism of G which keeps g fixed is an automorphism. 摘要群G的一個元素g稱為G的檢驗元素,如果G的每一個保持g不變的自同態都是G的自同構。
- This paper describes a partial blind signature scheme based on the theory of bundling homomorphism. 為滿足電子世界一種特殊的簽名需要,利用叢同態理論設計了一種部分盲簽名方案。
- The algorithm is tested in a small structure base.Keywrods: Structure searching, Structure homomorphism. 演算法程序在一個小型結構庫中進行了檢測。
- It is abtained that these local paracompactnesses are invariable under some order homomorphism. 這些局部仿緊性在某種序同態下是保持不變的。
- A homomorphism of CNF formulas from H to F is a function mapping the set of literals in H to the set of literals in F and it preserves complements and clauses. 合取範式(CNF)公式H到F的同志是一個從H的文字集合到F的文字集合的映射、並保持補運算和子句映到子句。
- As applications of L-injective envelopes, we study some properties of the homomorphism of two modules which have isomorphic L-injective envelopes. 摘要作為L-內射包絡的應用,本文主要研究具有同構的L-內射包絡的模之間的同態的若干性質。
- The properties kept by homomorphism of rings are generalized by restricting zero divisors of rings, and some important theorems are proved. 摘要通過對環的零因子進行限制,推廣了環同態所保持的性質,證明了幾個重要的定理。
- Abstract: The condition of extension of a homomorphism on a submodule and the condition of uniqueness of the homomorphism are considered. 中文摘要: 討論子模上同態延拓的條件,並給出延拓唯一的條件。
- The experimental resuhs of the proposed algorithm, being evaluated and compared with the homomorphism filtering method, are proved to be satisfying. 最後評價了圖像處理結果,並與同態濾波做比較,表明本文方法是有效的。
- Some valuable information on the association of normal alcohols and method of estimating degree of association were obtained by homomorph approach. 用同形物近似法,本文還獲得了正構醇締合作用的若干重要信息和估計其締合度的近似方法。
- The penalty has its peculiar moral characters and the law of development since it left the womb of homomorphism revenge. 刑罰自從脫胎於同態復仇以來,就具有其獨自的品性及發展規律。
- In some finiteness conditions, we prove that there exists a natural Abelian group homomorphism from the Grothendieck group of R to the Grothendieck group of A. 在適當的有限性條件下,我們證明了一個從R的Grothendieck群到A的Orothendieck群的自然的阿貝爾群同態。
- It introduces the concept of power semigroup, studies the relations between homomorphism and congruence of power semigroup and obtains some perfect results. 摘要給出了冪半群的概念,研究了冪半群的同態與同餘關係,討論了它們之間的關係,並得到了一些理想的結果。
- In the encrypted database system, privacy homomorphism can effectively protect some sensitive and important data through operating on the encrypted-text. 針對我們的研究目的,擴展了秘密同態演算法在密態資料庫方面的應用,有數據類型的擴展,也有針對資料庫關係運算的擴展,這是本文的工作核心之處。
- In this paper the concepts of hyper semiring and sub-hyper semiring are introduced,and the homomorphism and isomorphism of hyper semiring are studied also. 引入了超半環;子超半環等概念;並研究了超半環的直積及超半環的同態和同構.
- The homomorphism relation between a rough algebraic structure on rough approximation space and intuitionistic fuzzy special sets is researched in details. 同時研究了粗糙近似空間上一類粗代數結構與直覺模糊特殊集的同態關係。
- Finally this paper shows that two kinds of the improved schemes proposed by Qi can not resist the homomorphism attack,and does not have the security as Qi said. 本文最後還證明了他們提出的兩類改進型方案也不能抵禦同態攻擊,因而並不具有所說的安全性。