--- a/scripts/general/cumtrapz.m	Fri Apr 23 11:13:48 2010 -0700
+++ b/scripts/general/cumtrapz.m	Fri Apr 23 11:28:50 2010 -0700
@@ -31,12 +31,12 @@
 ## @seealso{trapz,cumsum}
 ## @end deftypefn
 
-## Author:	Kai Habel <kai.habel@gmx.de>
+## Author:      Kai Habel <kai.habel@gmx.de>
 ##
 ## also: June 2000 Paul Kienzle (fixes,suggestions) 
 ## 2006-05-12 David Bateman - Modified for NDArrays
 
-function z = cumtrapz (x, y, dim)	
+function z = cumtrapz (x, y, dim)       
 
   if (nargin < 1) || (nargin > 3)
     print_usage ();
@@ -83,7 +83,7 @@
     idx1{i} = 1:sz(i);
   endfor
   idx2 = idx1;
-  idx1{dim} = 2 : n;	
+  idx1{dim} = 2 : n;    
   idx2{dim} = 1 : (n - 1);
 
   if (! have_x)
@@ -93,7 +93,7 @@
       error ("cumtrapz: x and y must have same shape");
     endif
     z = 0.5 * cumsum ((x(idx1{:}) - x(idx2{:})) .* 
-		      (y(idx1{:}) + y(idx2{:})), dim);
+                      (y(idx1{:}) + y(idx2{:})), dim);
   endif
 
   sz(dim) = 1;