fixup! fix: fix flatten_equations

AayushSabharwal · AayushSabharwal · commit ec2e2977c1fb · 2024-04-04T20:03:11.000+05:30
diff --git a/src/systems/diffeqs/abstractodesystem.jl b/src/systems/diffeqs/abstractodesystem.jl
@@ -1513,7 +1513,7 @@ function isisomorphic(sys1::AbstractODESystem, sys2::AbstractODESystem)
 end
 
 function flatten_equations(eqs)
-    mapreduce(Symbolics.scalarize, vcat, eqs; init = Equation[])
+    vec(mapreduce(Symbolics.scalarize, vcat, eqs; init = Equation[]))
 end
 
 struct InitializationProblem{iip, specialization} end
