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eastsunsong: ½ð±Ò+5 2015-01-01 20:08:31
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4Â¥: Originally posted by eastsunsong at 2014-12-31 18:52:19
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11Â¥2015-01-01 18:40:54
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4Â¥: Originally posted by eastsunsong at 2014-12-31 18:52:19
ÎÊÌâ¾Í³öÔÚÕâÀïÁË£¬Äã°Ñmatlab¸ø³öµÄÈý¸ö¸ùÖеÄa¸³Öµ£¬·¢ÏÖ¸ø³öµÄÊÇÈý¸ö¸´Êý¸ù£¨ÓÐÒ»¸ö¸ùÖеĸ´Êý²¿·ÖºÜС£©£¬µ«ÊÇÄã¸ø·½³ÌÖеÄa¸³Öµ£¬Äܹ»½â³öÒ»¸öʵÊý¸ù£¬Õâ¸öÊÇʲôԭÒòÔì³ÉµÄ£¿

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13Â¥2015-01-01 19:04:39
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eastsunsong

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6Â¥: Originally posted by zaq123321 at 2014-12-31 23:16:03
It seems the first root is real if a is real. The other two are the conjugate pair when the complex root exists.
...

Million thanks£¡
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14Â¥2015-01-01 20:02:00
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eastsunsong

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10Â¥: Originally posted by cooooldog at 2015-01-01 18:08:25
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15Â¥2015-01-01 20:07:53
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eastsunsong

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11Â¥: Originally posted by peterflyer at 2015-01-01 18:40:54
Óɺ¯ÊýµÄÁ¬ÐøÐԿɵÃÖª£¬Ò»ÔªÈý´Î·½³ÌÖÁÉÙÓÐÒ»¸öʵ¸ù¡£ËüµÄ¸ùµÄÇé¿ö²»ÍâºõÒÔÏÂËÄÖÖÇé¿ö£º£¨1£©Ò»¸öÈýÖØÊµ¸ù£»£¨2£©Ò»¸öʵ¸ùºÍÒ»¸ö¶þÖØÊµ¸ù£»£¨3£©Èý¸ö»¥²»ÏàͬµÄʵ¸ù£»£¨4£©Ò»¸öʵ¸ùºÍÒ»¶Ô¹²é¸ù¡£...

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16Â¥2015-01-01 20:08:56
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10Â¥: Originally posted by cooooldog at 2015-01-01 18:08:25
ÊýÖµ¼ÆËãÉáÈëÎó²î²»¿É±ÜÃâ;
Ö»ÓÐÍêÈ«ÔÚ·ûºÅ¼ÆËãϲÅÄܱÜÃâʵÊý±»±í´ï³É¸´ÊýÐÎʽ
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17Â¥2015-01-01 20:12:25
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zaq123321

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eastsunsong(feixiaolin´ú·¢): ½ð±Ò+2 2015-01-01 23:01:06
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17Â¥: Originally posted by eastsunsong at 2015-01-01 20:12:25
»¹ÓÐÒ»¸öÎÊÌ⣬°ÑµÚÒ»¸ö¸ù»­³öËûÓëaµÄ¹ØÏµ£¬¾ÓÈ»ÊÇÏßÐԵġ£Ôõô»ØÊ£¿...

It should not be linear. How did you claim it's linear?  Take three values, like a=1, 100, 1000, check x_1 and see whether it's linear or not. Good luck.

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19Â¥2015-01-01 21:39:54
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16Â¥: Originally posted by eastsunsong at 2015-01-01 20:08:56
ËäȻû¸ø³ö´ð°¸£¬µ«ºÜÓеÀÀí¡£...

ÕâÊÇËùÓÐÈýÔªÒ»´Î·½³ÌËùÓнâµÄËÄÖÖ¿ÉÄÜÇé¿ö¡£

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