Jordan标准形( Cont i nue) 化方阵A为 Jordan标准形特征向量法设A∈C

n个列向量是一个标准正交基AA=1A=A-1 酉相似下的标准形 Schur定理:任一复数方阵均可酉相似于上三角矩阵

一、填空题(每空2分,共20分) 1.30!的十进制表达式中结尾有 个零 2.gcd(283,913)= 3.如果a,b是两个正整数,则不大于a而为b的倍数的正整数的个数为 4. Wilson定理:

Across 1. A metal used in batteries but not pencils 2. This element is found in the most odorous compounds 3. Its aqueous 2+ ion has a characteristic blue color 4. Bananas are rich in its cation 5. The noble gas with the second-lowest densi 6. Its hydride is the most common basic gas

II. 19. This rule can be used for all integers, both positive and negative. 27. Impedance in an ac circuit plays the same role that resistance does in a dc circuit. 28. Two parallel wires a distance of apart carry the current i

Chapter An Overview of C Chapter 1 An Overview of C The history of C The feature of C The pattern of a C program Running a program

There are many ways of cloning a disease gene, depending on what is known about the disease. We will show several typical examples in this part of the lecture

1在中医理论形成过程中春秋时期属: A、孕育阶段B、奠基阶段C、分化融合阶段D、临床发展阶段E、 学派涌现,理论突破阶段 2首先确立中医基础理论体系的著作是: A、《黄帝内经》B、《难经》C、《伤寒杂病论》D、《神农本草经》E、《本草纲目》

一、填空题(满分15分) 1.已知P(B)=0.3,P(AB)=0.7,且A与B相互独立,则P(A)= 学 2.设随机变量X服从参数为二项分布,且P{X=0}=,则p= 号: 3.设X~N(3,02),且PX<0}=0.1,则P{3