分析 首先，设 \(d(i,j)\) 表示当前定义下 i，j 的距离，然后可以发现，当 j 固定，i 在一条路径上移动时，\(d\) 是下凸函数，就是说只会有一个最优解。。 然后考虑 \(f(i)\)，表示以 i 为重心时的答案。 有：\(f(i)=\sum_{j\neq i}f(i,j)\)。 然后由于下凸函数相加后也为下凸函数，所以 \(f(i)\) 也
Vehicle routing with Optaplanner - Stack Overflow https://stackoverflow.com/questions/22285252/vehicle-routing-with-optaplanner graph theory - OptaPlanner VRP edge weights need to use actual GPS data instead of Euclidean distance - Stack Overflowhttps://s
其实这是docker的一个bug，就是在运行前加--init即可，注意这个在mac中没有只在linux上有。 docker run --init -d ..... 具体内容参见:https://stackoverflow.com/questions/43122080/how-to-use-init-parameter-in-docker-run
https://www.examenglish.com/BEC/BEC_Vantage.html https://www.cambridgeenglish.org/exams-and-tests/business-vantage/ What is the BEC Vantage test like? Difficulty level: B2 The test has five sections: Reading - 60 minutes, 45 questions
创建不同的相机图层以渲染事物（最佳实践解决方案） 链接：https://answers.unity.com/questions/1169898/hi-guys-i-need-some-help-with-gui.html?childToView=1169946#answer-1169946
Xtool x100 pad2 FAQS and the solutions for software cant working Xtool X100 PAD2 is the first tablet key programmer in the world! It not only provides customers with professional key programming,but also the most needed special functions for workshop. So
原文链接：https://blog.csdn.net/Cristleewish/article/details/100519006 If you have any questions, you can either leave a message or send the questions to your email address. We will answer them for you in the first time. If you have any
摘要:MATRIXSTR2 matrixstr2(cursor( select pk_carname from bkshpk where job_no="BKMSHNT"."JOB_NO"),' ') http://stackoverflow.com/questions/468990/how-can-i-combine-multiple-rows-into-a-comma-delimited-list-in-oracle 参
在Linux/Unix类操作系统上, DISPLAY用来设置将图形显示到何处，DISPLAY should be set to your client IP, not the server IP 执行xhost +命令（使得所有客户都可以访问） 参考资料： 1.https://stackoverflow.com/questions/36717069/xhost-unable-to-open-display-0-0-or-any
原文链接：http://www.zwsub.com/course/Learning-Data-Science-Ask-Great-Questions.html Learning Data Science: Ask Great Questions 中文字幕 大数据教程之如何提问 中文字幕Learning Data Science: Ask Great Questions 伟大的数据科学发现往往追
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