拓展资源1

向量的历史(16:13)
https://www.bilibili.com/video/BV1fJ411X7hA/  

点评n维向量的线性运算(04:01)
https://www.bilibili.com/video/BV1fJ411X7tJ/  

向量组的线性表示与矩阵乘积(09:04)
https://www.bilibili.com/video/BV1UJ411D73z/  

从线性方程组看行向量组的秩(04:16)

https://www.bilibili.com/video/BV1fJ411X7vP/  

【线性代数重难点串讲】矩阵等价与向量组等价

https://www.bilibili.com/video/BV1mi4y1j7Hz/  

线性空间简介(上集)(18:59)

https://www.bilibili.com/video/BV1qJ411q7Xg/  

线性空间简介(下集)(16:39)
https://www.bilibili.com/video/BV1zJ411q7Ui/  

线性变换简介(上集)(9:32)
https://www.bilibili.com/video/BV1zJ411q71v/  

线性变换简介(下集)(17:22)
https://www.bilibili.com/video/BV1zJ411q71a/