A property of inner product is used for proving inequalities by constructing some spacial vectors, it can simplify the processes of the proof.
本文通过构造向量，将向量的内积的性质运用于不等式的证明中，使得一些不等式的证明更加简捷。
The inner product between two state vectors is a complex number known as a probability amplitude.
两个状态矢量间的内积是一已知的概率振幅复杂数字。
The first chapter is about vector algebra, introduces the vector of linear operations, inner product of vectors, vector outer product, vector product and double mixed exterior product.
第一章是向量代数，主要介绍向量的线性运算、向量的内积、向量的外积、向量的混合积和双重外积。
Write and test a class Vector2D to define operators for addition, subtraction, scalar product, input and output, and inner product of two 2d vectors.
Drawa UMLdiagram first编写和测试vector 2d定义加法，减法，数量积，输入和输出操作符一类，和两个二维向量的内积。
Write and test a class Vector2D to define operators for addition, subtraction, scalar product, input and output, and inner product of two 2d vectors.
Drawa UMLdiagram first编写和测试vector 2d定义加法，减法，数量积，输入和输出操作符一类，和两个二维向量的内积。
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