对数

Both of their security are based on the intractability of elliptic curve discrete logarithm problem.

两种方案的安全性都是基于椭圆曲线离散对数问题的难解性。

Based on discrete logarithms problem,this paper proposes a secure shared signature scheme.

基于离散对数问题，本文给出了一种安全的共享签名方案。

By far, most threshold proxy signature schemes proposed are based on the discrete logarithm problem.

目前所提出的门限代理签名方案多基于有限域上的离散对数问题。

In 1998, Lee and Chang proposed a group signature scheme based on the discrete logarithm problem.

1998年，L ee和 Chang提出一种基于离散对数问题的群签名方案。

Then, an improved scheme was proposed, whose security was based on the Discrete Logarithm Problem.

然后，对原方案进行了改进，改进后的方案同样没有对运算。改进方案的安全性基于离散对数困难问题。

Its security is on thebasic of ELGamal system, i. e. the difficulty of discrete logarithm problem.

该方案是基于ELGamal体制的，其安全性是依赖于离散对数问题的。

Its security is based on the security of Shamir's threshold scheme and the intractability of discrete logarithm problem.

方案的安全性依赖于Shamir门限方案的安全性和离散对数问题的困难性。

This paper designs a new fuzzy signature scheme based on the discrete algorithm problem.

该文基于离散对数困难的基础上设计了一种新的模糊数字签名，在这种新的模糊数字签名的基础上设计了一个能在签名人之间实现相对公平交换相互签名的协议。

ECC is set up on the basis of solving this mathematics difficult problem of the Elliptic Curve Discrete Logarithm Problem.

椭圆曲线密码体制建立在解椭圆曲线离散对数问题这一数学难题的基础上。

In this paper introduce the calculation method and example of processing the big prime number straight gear apply the method for calculating the logarithm dispart tooth in Y54 gear shaper.

介绍了在Y54插齿机上采用对数分齿计算方法加工大质数直齿轮的计算方法和计算实例。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。