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diff --git a/doc/rpntutorial.1 b/doc/rpntutorial.1
index 5a74d62c0f4faccadd12a7bf3c05aa193a35512f..b58314f655b808f163337c7c1af86a684aae7929 100644 (file)
--- a/doc/rpntutorial.1
+++ b/doc/rpntutorial.1
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.IX Title "RPNTUTORIAL 1"
-.TH RPNTUTORIAL 1 "2008-12-22" "1.3.99909060808" "rrdtool"
+.TH RPNTUTORIAL 1 "2013-05-23" "1.4.8" "rrdtool"
+.\" For nroff, turn off justification. Always turn off hyphenation; it makes
+.\" way too many mistakes in technical documents.
+.if n .ad l
+.nh
.SH "NAME"
rpntutorial \- Reading RRDtool RPN Expressions by Steve Rader
.SH "DESCRIPTION"
.PP
.Vb 4
\& 1) 128,8,*,7000,GT,7000,128,8,*,IF eval 128,8,* result is 1024
-\& 2) 1024,7000,GT,7000,128,8,*,IF eval 1024,7000,GT result is 0
-\& 3) 0,128,8,*,IF eval 128,8,* result is 1024
-\& 4) 0,7000,1024,IF result is 1024
+\& 2) 1024 ,7000,GT,7000,128,8,*,IF eval 1024,7000,GT result is 0
+\& 3) 0, 7000,128,8,*,IF eval 128,8,* result is 1024
+\& 4) 0, 7000,1024, IF result is 1024
.Ve
.PP
Now let's go back to the first example of multiple logic operators,
.Ve
.PP
read \*(L"if A then 10 else input\*(R". Now replace A with it's verbose
-description again and\*(--voila!\-\-you have a easily readable description
+description again and\*(--voila!\-\-you have an easily readable description
of the expression:
.PP
.Vb 1
.PP
.Vb 2
\& if (input <= 56000/8 ) { input*8 } else { 56000 }
-\& input,56000,8,DIV,LT,input,8,*,56000,IF
+\& input,56000,8,DIV,LE,input,8,*,56000,IF
.Ve
.PP
Exercise 3: