The Kolmogorov n-diameter of a bounded set B in a non-archimedean normed space, as defined by the first author in a previous paper, is studied in terms of the norms of orthogonal subsets of B with n + 1 points.
@article{urn:eudml:doc:42278, title = {Kolmogorov diameters and orthogonality in non-Archimedean normed spaces.}, journal = {Collectanea Mathematica}, volume = {41}, year = {1990}, pages = {71-88}, zbl = {0752.46048}, mrnumber = {MR1134447}, language = {en}, url = {http://dml.mathdoc.fr/item/urn:eudml:doc:42278} }
Katsaras, A. K.; Martínez-Maurica, Javier. Kolmogorov diameters and orthogonality in non-Archimedean normed spaces.. Collectanea Mathematica, Tome 41 (1990) pp. 71-88. http://gdmltest.u-ga.fr/item/urn:eudml:doc:42278/