X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=doc%2Frrdgraph_rpn.src;h=51ed056341a556577cb7427f7a59544ce0e6e560;hp=1f701d3543b7c73b803a7a68d34d2f7154a8a5e6;hb=85531c9fe3758d08f782503f888fff12b7c002f5;hpb=f9e5bd6a9d41c4607291cbbd88280129184ab325

diff --git a/doc/rrdgraph_rpn.src b/doc/rrdgraph_rpn.src
index 1f701d3..51ed056 100644
--- a/doc/rrdgraph_rpn.src
+++ b/doc/rrdgraph_rpn.src
@@ -253,6 +253,7 @@ I<Unknown> values are considered lower than any finite number for this
 purpose so if this operator returns an I<unknown> you have quite a lot
 of them in your data.  B<Inf>inite numbers are lesser, or more, than the
 finite numbers and are always more than the I<Unknown> numbers.
+(NaN E<lt> -INF E<lt> finite values E<lt> INF)
 
 Example: C<VDEF:perc95=mydata,95,PERCENT>