--- a/scripts/plot/scatter3.m
+++ b/scripts/plot/scatter3.m
@@ -24,21 +24,21 @@
 ## @deftypefnx {Function File} {} scatter3 (@var{h}, @dots{})
 ## @deftypefnx {Function File} {@var{h} =} scatter3 (@dots{})
 ##
-## Plot a scatter plot of the data in 3D@.  A marker is plotted at each point 
+## Plot a scatter plot of the data in 3D@.  A marker is plotted at each point
 ## defined by the points in the vectors @var{x}, @var{y} and @var{z}.  The size
 ## of the markers used is determined by @var{s}, which can be a scalar or
 ## a vector of the same length of @var{x}, @var{y} and @var{z}.  If @var{s} is
 ## not given or is an empty matrix, then the default value of 8 points is used.
 ##
 ## The color of the markers is determined by @var{c}, which can be a string
-## defining a fixed color; a 3-element vector giving the red, green, and blue 
+## defining a fixed color; a 3-element vector giving the red, green, and blue
 ## components of the color; a vector of the same length as @var{x} that gives
 ## a scaled index into the current colormap; or a @var{n}-by-3 matrix defining
 ## the colors of each of the markers individually.
 ##
-## The marker to use can be changed with the @var{style} argument, that is a 
-## string defining a marker in the same manner as the @code{plot} command. 
-## If the argument 'filled' is given then the markers as filled.  All 
+## The marker to use can be changed with the @var{style} argument, that is a
+## string defining a marker in the same manner as the @code{plot} command.
+## If the argument 'filled' is given then the markers as filled.  All
 ## additional arguments are passed to the underlying patch command.
 ##
 ## The optional return value @var{h} provides a handle to the patch object