--- a/scripts/optimization/fminbnd.m
+++ b/scripts/optimization/fminbnd.m
@@ -26,9 +26,9 @@
 ## is a
 ## structure specifying additional options.  Currently, @code{fminbnd}
 ## recognizes these options: @code{"FunValCheck"}, @code{"OutputFcn"},
-## @code{"TolX"}, @code{"MaxIter"}, @code{"MaxFunEvals"}. 
+## @code{"TolX"}, @code{"MaxIter"}, @code{"MaxFunEvals"}.
 ## For description of these options, see @ref{doc-optimset,,optimset}.
-## 
+##
 ## On exit, the function returns @var{x}, the approximate minimum point
 ## and @var{fval}, the function value thereof.
 ## @var{info} is an exit flag that can have these values:
@@ -43,7 +43,7 @@
 ## @item -1
 ## The algorithm has been terminated from user output function.
 ## @end itemize
-## @seealso{optimset, fzero, fminunc} 
+## @seealso{optimset, fzero, fminunc}
 ## @end deftypefn
 
 ## This is patterned after opt/fmin.f from Netlib, which in turn is taken from
@@ -141,7 +141,7 @@
 
      ## f must not be evaluated too close to x.
      u = x + max (abs (d), tol) * (sign (d) + (d == 0));
-     
+
      fu = fun (u);
      nfev++;
      niter++;
@@ -198,9 +198,9 @@
   fx = fun (x);
   fx = fx(1);
   if (! isreal (fx))
-    error ("fminbnd:notreal", "fminbnd: non-real value encountered"); 
+    error ("fminbnd:notreal", "fminbnd: non-real value encountered");
   elseif (isnan (fx))
-    error ("fminbnd:isnan", "fminbnd: NaN value encountered"); 
+    error ("fminbnd:isnan", "fminbnd: NaN value encountered");
   endif
 endfunction