From 1c76d10b6b4d9ec2842df7af7e45908e037022b7 Mon Sep 17 00:00:00 2001
From: Michiel Cottaar <MichielCottaar@protonmail.com>
Date: Tue, 10 Sep 2024 10:29:47 +0100
Subject: [PATCH] BF: allow tiny leeway in previous cost functions to improve
 robustness

---
 src/build_sequences.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/build_sequences.jl b/src/build_sequences.jl
index c732fd2..19f2d7c 100644
--- a/src/build_sequences.jl
+++ b/src/build_sequences.jl
@@ -78,7 +78,7 @@ function build_sequence(f::Function, scanner::Union{Nothing, Scanner}, model::Tu
                 prev_cost_func = nothing
                 for cost_func in iterate_cost()
                     if !isnothing(prev_cost_func)
-                        @constraint jump_model prev_cost_func == objective_value(jump_model)
+                        @constraint jump_model prev_cost_func <= objective_value(jump_model) + (1 + 1e-12)
                     end
                     optimise_with_cost_func(jump_model, cost_func, n_attempts)
                     prev_cost_func = cost_func
-- 
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