1 files changed, 2 insertions, 0 deletions
diff --git a/TODO b/TODO
index 121c027..84620bc 100644
--- a/TODO
+++ b/TODO
@@ -16,6 +16,8 @@ New functions to implement:
   agm (and complex logarithm with agm ?)
 - from Andreas Enge 25 June 2009:
   correctly rounded roots of unity zeta_n^i
+- implement a root-finding algorithm using the Durand-Kerner method
+  (cf http://en.wikipedia.org/wiki/Durand%E2%80%93Kerner_method)
 
 New tests to add:
 - from Andreas Enge and Philippe Théveny 9 April 2008