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Q & A ... °Ô½ÃÆÇ  (Optimization)


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CPlex·Î LP Ç®¶§ Error°ü·Ã Áú¹®µå¸³´Ï´Ù.
ÀÛ¼ºÀÚ
±è¿ë¿ì
ÀÛ¼ºÀÏ
2007-10-15
Á¶È¸¼ö 1040 È¸
÷ºÎÆÄÀÏ example.lp(206 Byte)
÷ºÎÇÑ ÆÄÀÏÀÇ LP¸¦ importModelÇØ¼­ SolveÇϸé

CPlex Error 5002: Q in objective is not positive semi-diginite. ¶ó°í ³ª¿À´Âµ¥ ¹«¾ùÀÌ ¹®Á¦Àϱî¿ä.

¾Æ·¡ÀÇ ³»¿ëÀÌ Ã·ºÎÇÑ lp¸ðµ¨Àε¥,

Minimize
obj: [ 0.005913 id1 ^2 + 0.171490 id1 * id2 + 0.001131 id2 ^2] / 2
Subject To
c1: 0.051281 id1 + 0.029377 id2 >= 0.01
c2: id1 + id2 = 1
Bounds
0 <= id1 <= +inf
0 <= id2 <= +inf
End

À§ÀÇ ¸ðµ¨ÀÇ obj Áß id1 * id2ÀÇ °è¼ö¸¦ 0.171490¿¡¼­ 0.00171490À¸·Î ¹Ù²Ù¸é id1°ú id2ÀÇ ÃÖÀû°ªÀ» 0.0513, 0.9486
À¸·Î ±¸ÇÒ¼ö ÀÖ½À´Ï´Ù.

Error ÀÌÀ¯°¡ ¹«¾ùÀÎÁö ±Ã±ÝÇÕ´Ï´Ù.
°ü·Ã±Û º¸±â
"CPlex·Î LP Ç®¶§ Error°ü·Ã Áú¹®µå¸³´Ï´Ù."¿Í(°ú) °ü·ÃµÈ ±ÛÀÌ  1°Ç ÀÖ½À´Ï´Ù.
CPlex·Î LP Ç®¶§ Error°ü·Ã Áú¹®µå¸³´Ï´Ù. ±è¿ë¿ì 2007-10-15
[RE]Cplex QPÇ®ÀÌ Á¦¾à À̺¸Çå 2007-10-18