Duality theory of semi-infinite programming.- Second order necessary optimality conditions for semi-infinite programming problems.- Necessary conditions of higher order for semi-infinite programming.- On numerical analysis in semi-infinite programming.- A central-cutting-plane algorithm for semi-infinite programming problems.- A stable multiple exchange algorithm for linear sip.- On quadratically convergent methods for semi-infinite programming.- A comparison of some numerical methods for semi-infinite programming.- An approximation method for semi-infinite problems.- On semi-infinite programming in numerical analysis.- Bounds for the error in linear systems.- One sided L1-approximation as a problem of semi-infinite linear programming.