第1章 行列式 (作业1)
一、填空题
1.设自然数从小到大为标准次序,则排列1 3 …
<Object: word/embeddings/oleObject1.bin>
2 4 …
<Object: word/embeddings/oleObject2.bin>
的逆序数为
,排列1 3 …
<Object: word/embeddings/oleObject3.bin>
<Object: word/embeddings/oleObject4.bin>
<Object: word/embeddings/oleObject5.bin>
…2的逆序数为
.2.在6阶行列式中,
<Object: word/embeddings/oleObject6.bin>
这项的符号为
.3.所有n元排列中,奇排列的个数共
个.二、选择题
1.由定义计算行列式
<Object: word/embeddings/oleObject7.bin>
= ( )
.(A)<Object: word/embeddings/oleObject8.bin>
(B)<Object: word/embeddings/ole ...
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