From 64e28189243d1ee4568b84dc2bfeff67350da3e9 Mon Sep 17 00:00:00 2001
From: aherbert <aherbert@apache.org>
Date: Fri, 15 Jul 2022 17:17:40 +0100
Subject: [PATCH] Use complex multiply by scalar

---
 .../commons/math4/legacy/analysis/solvers/LaguerreSolver.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/LaguerreSolver.java b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/LaguerreSolver.java
index c6cc839aa..e0dcc37b7 100644
--- a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/LaguerreSolver.java
+++ b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/LaguerreSolver.java
@@ -344,7 +344,7 @@ public class LaguerreSolver extends AbstractPolynomialSolver {
                     dv = pv.add(z.multiply(dv));
                     pv = coefficients[j].add(z.multiply(pv));
                 }
-                d2v = d2v.multiply(Complex.ofCartesian(2.0, 0.0));
+                d2v = d2v.multiply(2);
 
                 // Check for convergence.
                 final double tolerance = JdkMath.max(relativeAccuracy * z.abs(),