--- ray/doc/man/man1/rcalc.1	2006/12/23 17:27:45	1.7
+++ ray/doc/man/man1/rcalc.1	2007/09/04 17:36:41	1.8
@@ -1,4 +1,4 @@
-.\" RCSid "$Id: rcalc.1,v 1.7 2006/12/23 17:27:45 greg Exp $"
+.\" RCSid "$Id: rcalc.1,v 1.8 2007/09/04 17:36:41 greg Exp $"
 .TH RCALC 1 4/6/99 RADIANCE
 .SH NAME
 rcalc - record calculator
@@ -293,12 +293,12 @@ trigonometric functions.
 inverse trigonometric functions.
 .TP
 .BR "atan2(y, x)"
-inverse tangent of y/x (range -pi to pi).
+inverse tangent of y/x (range \-pi to pi).
 .SH EXAMPLE
 To print the square root of column two in column one,
 and column one times column three in column two:
 .IP "" .2i
-rcalc -e '$1=sqrt($2);$2=$1*$3' inputfile > outputfile
+rcalc \-e '$1=sqrt($2);$2=$1*$3' inputfile > outputfile
 .SH AUTHOR
 Greg Ward
 .SH BUGS