1 paper
Jia Du, Tingting Hu, Wenwen Zhang +1
For a real Banach space X. The Dehghan--Rooin magnitude compares the angular distance α[x,y]=∥x/∥x∥−y/∥y∥∥ together with the skew angular distance $β[x,y]=\|x/\|y\|-y/\|x…