diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index 0dc19768c1..0a8b2f6d73 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -1,4 +1,4 @@ - + Functions and Operators @@ -640,6 +640,14 @@ --> + + sign(numeric) + numeric + sign of the argument (-1, 0, +1) + sign(-8.4) + -1 + + sqrt(dp) dp