The lowess() help page refers to documentation in "src/appl/lowess.doc".
This was moved to "src/library/stats/src/lowess.doc" in 2007. This
patch fixes it:
Index: src/library/stats/man/lowess.Rd
===================================================================
--- src/library/stats/man/lowess.Rd (revision 79137)
+++ src/library/stats/man/lowess.Rd (working copy)
@@ -30,7 +30,7 @@
\details{
\code{lowess} is defined by a complex algorithm, the Ratfor original
of which (by W. S. Cleveland) can be found in the \R sources as file
- \file{src/appl/lowess.doc}. Normally a local linear polynomial fit is
+ \file{src/library/stats/src/lowess.doc}. Normally a local linear
polynomial fit is
used, but under some circumstances (see the file) a local constant fit
can be used. \sQuote{Local} is defined by the distance to the
\code{floor(f*n)}th nearest neighbour, and tricubic weighting is used