--- ray/doc/man/man1/genrev.1	2004/01/01 19:31:44	1.3
+++ ray/doc/man/man1/genrev.1	2007/09/04 17:36:40	1.5
@@ -1,4 +1,4 @@
-.\" RCSid "$Id: genrev.1,v 1.3 2004/01/01 19:31:44 greg Exp $"
+.\" RCSid "$Id: genrev.1,v 1.5 2007/09/04 17:36:40 greg Exp $"
 .TH GENREV 1 11/15/93 RADIANCE
 .SH NAME
 genrev - generate a RADIANCE description of surface of revolution
@@ -50,11 +50,11 @@ option smooths the surfaces using Phong normal interpo
 To generate a torus with an inner radius of 1 and an outer radius
 of 3:
 .IP "" .2i
-genrev steel torus 'sin(2*PI*t)' '1+cos(2*PI*t)' 32
+genrev steel torus 'sin(2*PI*t)' '2+cos(2*PI*t)' 32
 .SH AUTHOR
 Greg Ward
 .SH BUGS
-The -s option doesn't modify the surface normal correctly
+The \-s option doesn't modify the surface normal correctly
 for the opposite side.
 .SH "SEE ALSO"
 genbox(1), gensurf(1), genworm(1), icalc(1), rpict(1), rvu(1), xform(1)