In this note we construct some counterexamples concerning upper semicontinuity and linear upper and lower semicontinuity of the solution sets and ε -solution sets of nonlinear programming programs: ...

O. L. Mangasarian, Linear and Nonlinear Separation of Patterns by Linear Programming, Operations Research, Vol. 13, No. 3 (May - Jun., 1965), pp. 444-452 ...

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