构造压缩函数用Mann迭代求不动点 Keywords: Fixed Point; Mann Iteration Method; Compression Function [gap=226]关键词： 不动点； Mann 迭代方法；压缩函数
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This construction can maintain the collision resistance of the compression function.
之后,提出了一个CMD迭代结构,并证明了该结构能够保持压缩函数的抗碰撞性。
参考来源 - 哈希函数设计与分析·2,447,543篇论文数据，部分数据来源于NoteExpress
For the design of a compression function one can either start from scratch and build a function specific for the purpose of hashing or use existing cryptographic building blocks such as block ciphers.
通常设计压缩函数有两种方法：一、利用某些数学工具专为哈希目的而设计一个压缩函数，二、利用现有的密码算法如分组密码来作为压缩函数等。
Physical model of working procedure is established for rear absorber of the Xiali car of which the function of throttle valve during rebound and compression processes has been analysed.
通过对夏利轿车后减振器拉、压过程中节流阀的作用的分析，建立了该减振器工作过程的物理模型。
As a useful tool and criterion, the system transfer function of the compression system is introduced.
文章给出了系统传输函数以作为一种有用的工具和准则。
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