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Fix bug in relax_integrality #2666

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merged 2 commits into from
Aug 20, 2021
Merged

Fix bug in relax_integrality #2666

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0c701c5
Fix bug in relax_integrality
odow Aug 15, 2021
4d30472
Update variables.jl
odow Aug 15, 2021
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13 changes: 9 additions & 4 deletions src/variables.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -1244,10 +1244,15 @@ function _info_from_variable(v::VariableRef)
ub = has_ub ? upper_bound(v) : Inf
has_fix = is_fixed(v)
fixed_value = has_fix ? fix_value(v) : NaN
start_or_nothing = start_value(v)
has_start = !(start_or_nothing isa Nothing)
start = has_start ? start_or_nothing : NaN
has_start = start !== Nothing
has_start, start = false, NaN
if MOI.supports(
backend(owner_model(v)),
MOI.VariablePrimalStart(),
MOI.VariableIndex,
)
start = start_value(v)
has_start = start !== nothing
end
binary = is_binary(v)
integer = is_integer(v)
return VariableInfo(
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