On the local moduli of squareness
Antonio José Guirao · Studia Mathematica · 2008
We introduce the notions of pointwise modulus of squareness and local modulus of squareness of a normed space $X$. This answers a question of C. Benítez, K. Przes/lawski and D. Yost about the definition of a sensible localization of the modulus of squaren