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标题:
OPTMODEL算法及其现有BUG
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作者:
shiyiming
时间:
2011-4-21 22:03
标题:
OPTMODEL算法及其现有BUG
From dwdus's blog on Baidu
<p><strong><span>SAS 9.2 PROC OPTMODEL BUG:</span></strong></p>
<p><strong><span>proc optmodel:</span></strong></p>
<p><strong><span>sum{i in k} (f(x1)* sum{j in p} f(x2));</span></strong></p>
<p><strong><span>expand; </span></strong><span><strong><span style="COLOR: #ff0000">/*解析出来的表达式会出现局部偏差*/</span></strong></span></p>
<p><span></span> </p>
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