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math.OC2015
Dynamic Modeling of Nontargeted and Targeted Advertising Strategies in an Oligopoly
Chloe A. Fletcher, Jason S. Howell
With the growing collection of sales and marketing data and depth of detailed knowledge of consumer habits and trends, firms are gaining the capability to discern customers of othe…
math.NA2015
Prestructuring sparse matrices with dense rows and columns via null space methods
Jason S. Howell
Several applied problems may produce large sparse matrices with a small number of dense rows and/or columns, which can adversely affect the performance of commonly used direct solv…