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RSS订阅原创 【OR】Simplex algorithm for LP
Standard formLP must be converted into an equivalent problem in which all constraints are equations and all variables are nonnegative.Slack variable and excess variableTo transform <= and >= constraints into equations.Basic and nonbasic variable.
2021-02-25 10:41:18
157
原创 【效率】Time management in PhD
Time managementConquer your distractions;Aim for excellence not perfection;Dealing with failure;Cultivated a growth mindset;Dealing with you Supervisor’s expectations;Positive habits;Avoid saying ‘Yes’ to everything.
2021-02-25 10:39:38
161
原创 【Thoughts】simplex algorithm is important fundation
Some knowledge may seem very easy at first sight, but you should not look down on it. Becasue it could be the cornerstone for future. For example, I didn’t learn the simplex algorithm well for I thought it was easy. Just follow the sequence and you will s
2021-02-22 11:23:42
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原创 【Python】学习笔记
Pycharm 快捷键运行：shift+f10注释：ctrl+/基本数据类型Python: Numbervar = 10print(var) #check valuePython: Stringstr = 'thisIsaString';print(s[0]) #print the first char in String s;print(s[1:3]) #print string from index 1 to index 3(not include index 3)Pytho
2021-01-20 15:31:40
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