Log Message:
-----------
Fix spelling: SYMETRIC -> SYMMETRIC
Tags:
----
REL8_1_STABLE
Modified Files:
--------------
pgsql/doc/src/sgml:
func.sgml (r1.291.2.8 -> r1.291.2.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/func.sgml.diff?r1=1.291.2.8&r2=1.291.2.9)