62 citations · 104 across the 27 of their papers we have counts for
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math.OC2020
Solving a new type of quadratic optimization problem having a joint numerical range constraint
Huu-Quang Nguyen, Ruey-Lin Sheu, Yong Xia
We propose a new formulation of quadratic optimization problems. The objective function is given as composition of a quadratic function with two -variate q…
math.OC2020
Deciding whether two quadratic surfaces actually intersect
Huu-Quang Nguyen, Ruey-Lin Sheu, Yong Xia
We answer an open question proposed by Pólik and Terlaky in 2007 that: {\it how we can decide whether two quadratic surfaces intersect without actually computing the intersections?…