擅长:python、mysql、java
<p>我没有足够的代表来评论。在</p>
<p>但你看过这个吗:</p>
<p><a href="https://groups.google.com/forum/#!topic/pulp-or-discuss/p1N2fkVtYyM" rel="noreferrer">https://groups.google.com/forum/#!topic/pulp-or-discuss/p1N2fkVtYyM</a></p>
<p>问题是:</p>
<pre><code>"The problem is solved in less than 0.5 second.
However setting it up with PULP takes more than 10 seconds. "
</code></pre>
<p>这似乎也是你所报告的。解决方案是不使用+=或sum(…)运算符,而是如链接中所述:</p>
^{pr2}$
<p>所以,也许你一次只向PuLP添加约束1,而不是先构建约束列表,然后在最后向PuLP添加约束?在</p>