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diff --git a/openpower/sv/remap.mdwn b/openpower/sv/remap.mdwn
index ab17b3c9164d2de7e6a376106b47ef3beb7bd60b..6b6a021793bee2ec3e5daa0d88b011ec6d281420 100644 (file)
--- a/openpower/sv/remap.mdwn
+++ b/openpower/sv/remap.mdwn
@@ -278,6 +278,8 @@ http://lists.libre-soc.org/pipermail/libre-soc-dev/2021-July/003286.html
 
 with thanks to Hendrik.
 
+<https://en.m.wikipedia.org/wiki/Floyd%E2%80%93Warshall_algorithm>
+
 > Just a note:  interpreting + as 'or', and * as 'and',
 > operating on Boolean matrices, 
 > and having result, X, and Y be the exact same matrix,