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[Maple] maple能否直接判断一个三次多项式存在实数解的条件 |
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发表于 2007-7-19 04:39
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发表于 2007-7-19 04:43
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发表于 2007-12-14 22:59
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发表于 2007-12-19 15:30
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发表于 2007-12-20 18:28
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发表于 2007-12-20 18:31
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发表于 2010-1-12 16:09
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如何判断三次多项式有3个实数解
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发表于 2010-1-12 17:11
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回复 13楼 ydlmengshh 的帖子
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