Why do People Program? Each person can have his own reason for programming but I can tell you that programming is one of the best ways to gain a deep understanding of computers and computer technology. Learning to program makes you understand why computers and computer programs work the way they do. It also puts some sense into you about how hard it is to create software. 1.2. What is C++ & OOP? C++ is an extended version C. C was developed at Bell Labs. in 1978.
标签: programming can Program People
上传时间: 2013-12-07
上传用户:qazxsw
免疫算法和模拟退火算法求解TSP问题的研究。本文提出了一种新的免疫模拟退火法,并将其应用于求解典型的NP问题—TSP问题
上传时间: 2014-01-18
上传用户:nanxia
免疫算法和模拟退火算法求解TSP问题的研究 本文提出了一种新的免疫模拟退火算法,并将其应用于求解典型的NP问题—TSP问题
上传时间: 2013-12-14
上传用户:watch100
It’s your first day in the lab.Undoubtedly you are experiencing a range of emotions: excitement, curiosity, anxiety. You will be working in this lab and with a group of people, as well as with your supervisor, for several years to come. This is the first day of a long commitment and, for some, a hard road ahead. Which is why it’s important to get off on the right foot.
标签: experiencing Undoubtedly excitement emotions
上传时间: 2017-09-14
上传用户:zhangyi99104144
Computes all eigenvalues and eigenvectors of a real symmetric matrix a, ! which is of size n by n, stored in a physical np by np array. ! On output, elements of a above the diagonal are destroyed. ! d returns the eigenvalues of a in its first n elements. ! v is a matrix with the same logical and physical dimensions as a, ! whose columns contain, on output, the normalized eigenvectors of a. ! nrot returns the number of Jacobi rotations that were required. ! Please notice that the eigenvalues are not ordered on output. ! If the sorting is desired, the addintioal routine "eigsrt" ! can be invoked to reorder the output of jacobi.
上传时间: 2016-06-04
上传用户:1512313
利用simulink搭建异步电机模型; 掌握异步电机各参数对各输出的影响。 1.搭建异步电机模型,电机参数:定子电阻Rs=1欧姆,转子电阻Rr=1欧姆,定子漏感系数=1mH,转子漏感系数=1mH,互感系数=20mH,转动惯量Jm=0.25kgm^2,极对数Np=4。 2.用幅值为380V,频率为50Hz,相位互差120度的三相励磁交流电压供电。先空载启动观察各输出变化,然后在空载稳定后突加200Nm负载观察各输出变化。 3.分别改变Rs,Rr,Jm值,观察输出数据变化。
上传时间: 2018-04-02
上传用户:Jcong233
遗传算法已经成为组合优化问题的近似最优解的一把钥匙。它是一种模拟生物进化过程的计算模型,作为一种新的全局优化搜索算法,它以其简单、鲁棒性强、适应并行处理以及应用范围广等特点,奠定了作为21世纪关键智能计算的地位。 背包问题是一个典型的组合优化问题,在计算理论中属于NP-完全问题, 其计算复杂度为,传统上采用动态规划来求解。设w是经营活动 i 所需要的资源消耗,M是所能提供的资源总量,p是人们经营活动i得到的利润或收益,则背包问题就是在资源有限的条件下, 追求总的最大收益的资源有效分配问题。
上传时间: 2018-04-26
上传用户:jiazhe110125
本书是一部设计与分析领域的经典著作,着重介绍了计算机算法设计领域的基本原则和根本原理。书中深入分析了一些计算机模型上的算法,介绍了一些和设计有效算法有关的数据结构和编程技术,为读者提供了有关递归方法、分治方法和动态规划方面的详细实例和实际应用,并致力于更有效算法的设计和开发。同时,对NP完全等问题能否有效求解进行了分析,并探索了应用启发式算法解决问题的途径。另外,本书还提供了大量富有指导意义的习题。
标签: 算法分析
上传时间: 2018-04-28
上传用户:jakewyh
《笨办法学 Python》(Learn Python The Hard Way,简称 LPTHW)是 Zed Shaw 编写的一本 Python 入门书籍。适合对计算机了解不多,没有学过编程,但对编程感兴趣的朋友学习使用。这本书以 习题的方式引导读者一步一步学习编程,从简单的打印一直讲到完整项目的实现。也许读完这本书并不 意味着你已经学会了编程,但至少你会对编程语言以及编程这个行业有一个初步的了解。
标签: Python
上传时间: 2019-10-28
上传用户:shangqinghua
The concept of “smart city” is often used implying that the reader has a clear and common notion of what it means. However, in the current literature it is very hard to find a precise definition. What is even more interesting, it is not so easy to find a precise definition of what a city is.
标签: Facilitating Developing Designing Cities Smart
上传时间: 2020-05-25
上传用户:shancjb