Solution to Linear Algebra Hoffman & Kunze Chapter 1.2
Exercise 1.2.1: Verify that the set of complex numbers described in Example 4 is a subfield of $\mathbb C$. Solution: Let $F=\{x+y\sqrt{2}\mid x,y\in\mb Q\}$. Then we must show six things:…
Solution to Linear Algebra Hoffman & Kunze Second Edition
Chapter 1. Linear Equations 1.1 Fields (no exercises) 1.2 Systems of Linear Equations (#1) (#2) (#3) (#4) (#5) (#6) (#7) (#8) 1.3 Matrices and Elementary Row Operations (#1) (#2) (#3)…