Algebraic and Analytic Geometry
《Algebraic and Analytic Geometry》 · 第 115 页 · Section 2.5「The Change of Coordinate Matrix」，定义段
Let $A,B\in M_{n\times n}(F)$. We say that $B$ is similar to $A$ if there exists an invertible matrix $Q$ such that $B=Q^{-1}AQ$.