From 645321c38fa65bf98a0e9d52f14b5f2834ed7f87 Mon Sep 17 00:00:00 2001
From: Krishna Vedala <7001608+kvedala@users.noreply.github.com>
Date: Thu, 4 Jun 2020 15:21:09 -0400
Subject: [PATCH] make iterator variable i local to threads

---
 numerical_methods/durand_kerner_roots.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/numerical_methods/durand_kerner_roots.cpp b/numerical_methods/durand_kerner_roots.cpp
index 5d5b65bf5..395797bfc 100644
--- a/numerical_methods/durand_kerner_roots.cpp
+++ b/numerical_methods/durand_kerner_roots.cpp
@@ -106,7 +106,7 @@ std::pair<uint32_t, double> durand_kerner_algo(
     std::valarray<std::complex<double>> *roots, bool write_log = false) {
     long double tol_condition = 1;
     uint32_t iter = 0;
-    int i, n;
+    int n;
     std::ofstream log_file;
 
     if (write_log) {
@@ -149,7 +149,7 @@ std::pair<uint32_t, double> durand_kerner_algo(
             std::complex<double> numerator, denominator;
             numerator = poly_function(coeffs, (*roots)[n]);
             denominator = 1.0;
-            for (i = 0; i < roots->size(); i++)
+            for (int i = 0; i < roots->size(); i++)
                 if (i != n)
                     denominator *= (*roots)[n] - (*roots)[i];