Lecture - Linear Algebra I MT22, V
Flashcards
What is the notation for the underlying field in a vector space?
\[\mathbb{F}\]
What is a vector subspace of $V$?
A non-empty subset $W \subseteq V$ closed under addition and multiplication.
What is the notation for $W$ being a vector subspace of $V$?
\[W \le V\]
How can you write $A$ in terms of the sum of a symmetric and skew-symmetric matrix?
\[A = \frac{A + A^\top}{2} + \frac{A - A^\top}{2}\]