Problem 1 -- bases and dimensions Suppose that is a subspace of with . Fix a basis , ...
IP属地:吉林
Problem 1 -- bases and dimensions Suppose that is a subspace of with . Fix a basis , ...
* 基础 * 基础概念 (fundamentals) axiom,公理 theorem,定理 prove,证明,名词形式为proof hypothesis,假设 (名词) a...