X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=doc%2Fexpressions.texi;h=345e59669d36ad6f0cc08a8f95251e3b0760fdbc;hb=HEAD;hp=a03a2fd432359d928c68d2905267a609fadef919;hpb=115c7ddfdd16e742de67b00844d0d09e11c88d5f;p=pspp-builds.git diff --git a/doc/expressions.texi b/doc/expressions.texi index a03a2fd4..345e5966 100644 --- 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 @@ -15,14 +15,14 @@ strings or numbers as operands. With few exceptions, operands may be full-fledged expressions in themselves. @menu -* Boolean Values:: Boolean values. -* Missing Values in Expressions:: Using missing values in expressions. -* Grouping Operators:: parentheses -* Arithmetic Operators:: add sub mul div pow -* Logical Operators:: AND NOT OR -* Relational Operators:: EQ GE GT LE LT NE -* Functions:: More-sophisticated operators. -* Order of Operations:: Operator precedence. +* Boolean Values:: Boolean values +* Missing Values in Expressions:: Using missing values in expressions +* Grouping Operators:: parentheses +* Arithmetic Operators:: add sub mul div pow +* Logical Operators:: AND NOT OR +* Relational Operators:: EQ GE GT LE LT NE +* Functions:: More-sophisticated operators +* Order of Operations:: Operator precedence @end menu @node Boolean Values @@ -259,7 +259,7 @@ The sections below describe each function in detail. * Statistical Functions:: CFVAR MAX MEAN MIN SD SUM VARIANCE * String Functions:: CONCAT INDEX LENGTH LOWER LPAD LTRIM NUMBER RINDEX RPAD RTRIM STRING SUBSTR UPCASE -* Time & Date:: CTIME.xxx DATE.xxx TIME.xxx XDATE.xxx +* Time and Date:: CTIME.xxx DATE.xxx TIME.xxx XDATE.xxx DATEDIFF DATESUM * Miscellaneous Functions:: LAG YRMODA VALUELABEL * Statistical Distribution Functions:: PDF CDF SIG IDF RV NPDF NCDF @@ -691,7 +691,7 @@ has value @code{"cd"}; @code{SUBSTR("nonsense", 4, 10)} has the value Returns @var{string}, changing lowercase letters to uppercase letters. @end deftypefn -@node Time & Date +@node Time and Date @subsection Time & Date Functions @cindex functions, time & date @cindex times @@ -702,17 +702,17 @@ For compatibility, PSPP considers dates before 15 Oct 1582 invalid. Most time and date functions will not accept earlier dates. @menu -* Time & Date Concepts:: How times & dates are defined and represented +* Time and Date Concepts:: How times & dates are defined and represented * Time Construction:: TIME.@{DAYS HMS@} * Time Extraction:: CTIME.@{DAYS HOURS MINUTES SECONDS@} * Date Construction:: DATE.@{DMY MDY MOYR QYR WKYR YRDAY@} * Date Extraction:: XDATE.@{DATE HOUR JDAY MDAY MINUTE MONTH QUARTER SECOND TDAY TIME WEEK WKDAY YEAR@} -* Time & Date Arithmetic:: DATEDIFF DATESUM +* Time and Date Arithmetic:: DATEDIFF DATESUM @end menu -@node Time & Date Concepts +@node Time and Date Concepts @subsubsection How times & dates are defined and represented @cindex time, concepts @@ -1001,7 +1001,7 @@ Returns the year (as an integer 1582 or greater) corresponding to @var{date}. @end deftypefn -@node Time & Date Arithmetic +@node Time and Date Arithmetic @subsubsection Time and Date Arithmetic @cindex time, mathematical properties of @@ -1516,4 +1516,3 @@ subtraction. @item @code{AND NOT OR} @end enumerate -@setfilename ignored