--- rpl/lapack/lapack/dla_wwaddw.f	2018/05/29 07:17:55	1.14
+++ rpl/lapack/lapack/dla_wwaddw.f	2020/05/21 21:45:58	1.15
@@ -36,7 +36,7 @@
 *>    DLA_WWADDW adds a vector W into a doubled-single vector (X, Y).
 *>
 *>    This works for all extant IBM's hex and binary floating point
-*>    arithmetics, but not for decimal.
+*>    arithmetic, but not for decimal.
 *> \endverbatim
 *
 *  Arguments: