From efc7799d7e1bfcb0b46e5d3445adb869c4d0f8fe Mon Sep 17 00:00:00 2001
From: schillic <git@christianschilling.net>
Date: Sun, 19 Feb 2023 18:23:28 +0100
Subject: [PATCH] fix projection of 2D result with vars=(2,1)

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

diff --git a/src/Flowpipes/recipes.jl b/src/Flowpipes/recipes.jl
index 17c3ddc4dd..f311f3298f 100644
--- a/src/Flowpipes/recipes.jl
+++ b/src/Flowpipes/recipes.jl
@@ -58,7 +58,7 @@ function _project_reachset(::Type{<:AbstractPolyhedron}, R, vars)
     # if the set is polyhedral and two-dimensional
     #   - if time is not required -> don't project
     #   - otherwise, make the projection (lazily)
-    if (dim(R) == 2) &&  (0 ∉ vars)
+    if (dim(R) == 2) && vars[1] == 1 && vars[2] == 2
         πR = set(R) # no-op
     else
         πR = Projection(R, vars) |> set # lazy projection