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org.texi: Add f-1 to TBLFM example about nan 

* doc/org.texi (Formula syntax for Calc): Add `f-1' to TBLFM example
about `nan'.
This commit is contained in:
Michael Brand 2014-06-01 15:27:07 +02:00
parent 8978ca05b2
commit 9e09b2d5f6
1 changed files with 4 additions and 2 deletions
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@ -2726,9 +2726,11 @@ Operations, , Logical Operations, calc, GNU Emacs Calc Manual}). For example
@item if($1 < 20, teen, string(""))
"teen" if age $1 is less than 20, else the Org table result field is set to
empty with the empty string.
@item if("$1" == "nan" || "$2" == "nan", string(""), $1 + $2); E
@item if("$1" == "nan" || "$2" == "nan", string(""), $1 + $2); E f-1
Sum of the first two columns. When at least one of the input fields is empty
the Org table result field is set to empty.
the Org table result field is set to empty. @samp{E} is required to not
convert empty fields to 0. @samp{f-1} is an optional Calc format string
similar to @samp{%.1f} but leaves empty results empty.
@item if(typeof(vmean($1..$7)) == 12, string(""), vmean($1..$7); E
Mean value of a range unless there is any empty field. Every field in the
range that is empty is replaced by @samp{nan} which lets @samp{vmean} result