117 citations · 265 across the 28 of their papers we have counts for
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math.FA2008★ 4 cited
On the nontrivial projection problem
Stanislaw J. Szarek, Nicole Tomczak-Jaegermann
The Nontrivial Projection Problem asks whether every finite-dimensional normed space of dimension greater than one admits a well-bounded projection of non-trivial rank and corank o…
math.FA2008
Majorizing measures and proportional subsets of bounded orthonormal systems
Olivier Guedon, Shahar Mendelson, Alain Pajor +1
In this article we prove that for any orthonormal system $(\vphi_j)_{j=1}^n \subset L_2$ that is bounded in , and any , there exists a subset of cardinali…