Manuel Bröchin

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Recent activity by Manuel Bröchin Recent activity Votes

  • Scaling jeopardizes Simplex convergence

    Answered

    Hi, We're solving energy system models (often LPs without integrality constraints) and we're trying to improve the numerical properties of these models by scaling the input values. The scaling appr...

    Manuel Bröchin 3 followers 2 comments 0 votes

  • barrier and crossover restart

    Answered

    I'm trying to solve an energy system model with ~2*10^6 rows and columns and ~7*10^6  non-zeros (after presolve) with barrier and crossover on gurobi 8.1.1.. The problem seems to have a large numer...

    Manuel Bröchin 6 followers 5 comments 0 votes