Access Statistics for Stephen Xu Zhang

Author contact details at EconPapers.

Working Paper File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
LQ control without Ricatti equations: deterministic systems 0 0 0 5 0 4 4 58
Matrix convex functions with applications to weighted centers for semidefinite programming 0 0 0 24 0 1 2 116
On Cones of Nonnegative Quadratic Functions 0 0 0 4 1 4 7 16
On Cones of Nonnegative Quadratic Functions 0 0 0 12 1 3 5 41
On Purchase Timing Models in Marketing 0 0 0 15 1 3 6 72
On Sensitivity of Central Solutions in Semidefinite Programming 0 0 0 46 0 2 6 361
On Weighted Centers for Semidefinite Programming 0 0 0 4 0 3 5 24
On the extensions of the Frank-Worfe theorem 0 0 0 2 0 3 3 25
On the long step path--following method for semidefinite programming 0 0 0 3 1 5 5 41
Total Working Papers 0 0 0 115 4 28 43 754


Journal Article File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
Numerical study of free-fall arches in hopper flows 0 0 0 7 0 2 2 54
On the Characterization of Quadratic Splines 0 0 0 1 0 0 0 8
Optimal condition-based maintenance decisions for systems with dependent stochastic degradation of components 0 0 1 13 2 3 6 56
Total Journal Articles 0 0 1 21 2 5 8 118


Statistics updated 2026-03-04