fix arrow prints

MaxenceGollier · MaxenceGollier · commit 7df41cc4d1b7 · 2025-09-16T12:08:33.000-04:00
diff --git a/src/LM_alg.jl b/src/LM_alg.jl
@@ -359,7 +359,7 @@ function SolverCore.solve!(
           norm(xk),
           norm(s),
           1 / ν,
-          (η2 ≤ ρk < Inf) ? "↘" : (ρk < η1 ? "↗" : "="),
+          (η2 ≤ ρk < Inf) ? '↘' : (ρk < η1 ? '↗' : '='),
         ],
         colsep = 1,
       )
