Birkhoff-James classification of norm's properties

Alexander Guterman, Bojan Kuzma, Sushil Singla +1

For an arbitrary normed space $\mathcal{X}$ over a field $\mathbb{F}\in \{\mathbb{R},\mathbb{C}\}$, we define the directed graph $\Gamma (\mathcal{X})$ induced by Birkhoff-James orthogona…