Document record 7, subtype 20 in system file format.

[pspp-builds.git] / doc / expressions.texi

diff --git a/doc/expressions.texi b/doc/expressions.texi
index 540cad220ef4492e2b65fca73f02ebb80f283302..32ace6c2dca2763ce716388c097d5e996f84650c 100644 (file)
--- a/doc/expressions.texi
+++ b/doc/expressions.texi
@@ -1,4 +1,4 @@
-@node Expressions, Data Input and Output, Language, Top
+@node Expressions
 @chapter Mathematical Expressions
 @cindex expressions, mathematical
 @cindex mathematical expressions
@@ -1027,7 +1027,7 @@ before performing analysis.
 
 PSPP supplies a few functions for date arithmetic:
 
-@deftypefn {Function} {} DATEDIFF (@var{date1}, @var{date2}, @var{unit})
+@deftypefn {Function} {} DATEDIFF (@var{date2}, @var{date1}, @var{unit})
 Returns the span of time from @var{date1} to @var{date2} in terms of
 @var{unit}, which must be a quoted string, one of @samp{years},
 @samp{quarters}, @samp{months}, @samp{weeks}, @samp{days},
@@ -1516,4 +1516,3 @@ subtraction.
 @item
 @code{AND  NOT  OR}
 @end enumerate
-@setfilename ignored