For example, at node A, x_1 = 0, x_2 = 1, x_3 = 1, which API should I use to query this information?

Here you go: julia> using JuMP, CPLEX, Random julia> function main(seed) Random.seed!(seed) N = 30 model = Model(CPLEX.Optimizer) set_silent(model) set_attribute(model, MOI.NumberOfThreads(), 1) @variable(model, x[1:N], Bin, start =…

How to determine which variables are fixed to 0 or 1 in a node of a branch and bound tree using CPLEX.jl?

Specific Domains Optimization (Mathematical)

odow May 31, 2024, 7:34pm 2

For an example of a cplex callback, see

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How to determine which variables are fixed to 0 or 1 in a node of a branch and bound tree using CPLEX.jl?

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