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A potential-function reduction algorithm for solving a linear program directly from an infeasible "warm start"
Freund, Robert Michael., (1989)
An infeasible-start algorithm for linear programming whose complexity depends on the distance from the starting point to the optimal solution
Freund, Robert Michael., (1993)
Combinatorial analogs of Brouwer's fixed point theorem on a bounded polyhedron
Freund, Robert Michael., (1985)