--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,7 @@
+2011-01-14  Rik  <octave@nomad.inbox5.com>
+
+	* interpreter/arith.txi: Add undocumented cbrt to documentation.
+
 2011-01-14  Rik  <octave@nomad.inbox5.com>
 
 	* interpreter/arith.txi: Add undocumented erfcx to documentation.

--- a/doc/interpreter/arith.txi
+++ b/doc/interpreter/arith.txi
@@ -52,25 +52,27 @@
 
 @DOCSTRING(log)
 
+@DOCSTRING(reallog)
+
 @DOCSTRING(log1p)
 
 @DOCSTRING(log10)
 
 @DOCSTRING(log2)
 
-@DOCSTRING(nextpow2)
-
-@DOCSTRING(nthroot)
-
 @DOCSTRING(pow2)
 
-@DOCSTRING(reallog)
+@DOCSTRING(nextpow2)
 
 @DOCSTRING(realpow)
 
+@DOCSTRING(sqrt)
+
 @DOCSTRING(realsqrt)
 
-@DOCSTRING(sqrt)
+@DOCSTRING(cbrt)
+
+@DOCSTRING(nthroot)
 
 @node Complex Arithmetic
 @section Complex Arithmetic

--- a/scripts/ChangeLog
+++ b/scripts/ChangeLog
@@ -1,3 +1,7 @@
+2011-01-14  Rik  <octave@nomad.inbox5.com>
+
+	* specfun/nthroot.m: Add Seealso references to docstring.
+	
 2011-01-14  Rik  <octave@nomad.inbox5.com>
 
 	* miscellaneous/module.mk: Remove texas_lotto.m from build system.

--- a/scripts/specfun/nthroot.m
+++ b/scripts/specfun/nthroot.m
@@ -37,7 +37,7 @@
 ## 
 ## @var{n} must be a scalar.  If @var{n} is not an even integer and @var{X} has
 ## negative entries, an error is produced.
-##
+## @seealso{realsqrt, sqrt, cbrt}
 ## @end deftypefn
 
 function y = nthroot (x, n)

--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-14  Rik  <octave@nomad.inbox5.com>
+
+	* src/mappers.cc: Add Seealso links between sqrt, cbrt, nthroot
+	functions.
+
 2011-01-14  John W. Eaton  <jwe@octave.org>
 
 	* dirfns.cc (Ffnmatch): Use DEFUNX until gnulib's fnmatch is C++

--- a/src/mappers.cc
+++ b/src/mappers.cc
@@ -354,8 +354,10 @@
 DEFUN (cbrt, args, ,
     "-*- texinfo -*-\n\
 @deftypefn {Mapping Function} {} cbrt (@var{x})\n\
-Return the real cube root of @var{x}.  Unlike @code{@var{x}^(1/3)},\n\
-the result will be negative if @var{x} is negative.\n\
+Compute the real cube root of each element of @var{x}.\n\
+Unlike @code{@var{x}^(1/3)}, the result will be negative if @var{x} is\n\
+negative.\n\
+@seealso{nthroot}\n\
 @end deftypefn")
 {
   octave_value retval;
@@ -1652,7 +1654,7 @@
 Compute the square root of each element of @var{x}.  If @var{x} is negative,\n\
 a complex result is returned.  To compute the matrix square root, see\n\
 @ref{Linear Algebra}.\n\
-@seealso{realsqrt}\n\
+@seealso{realsqrt, nthroot}\n\
 @end deftypefn")
 {
   octave_value retval;