--- a/main/mechanics/inst/core/inertiamoment.m	Fri Dec 09 14:30:20 2011 +0000
+++ b/main/mechanics/inst/core/inertiamoment.m	Fri Dec 09 14:39:23 2011 +0000
@@ -15,14 +15,14 @@
 
 %% -*- texinfo -*-
 %% @deftypefn {Function File} { @var{Iz} =} inertiamoment (@var{pp}, @var{m})
-%%  Moment of intertia of a plane shape. 
+%%  Moment of intertia of a plane shape.
 %%
 %% Calculates the moment of inertia respect to an axis perpendicular to the
 %% plane passing through the center of mass of the body.
 %%
 %% The shape is defined with piecewise smooth polynomials. @var{pp} is a
-%% cell where each elements is a 2-by-(poly_degree+1) matrix containing px(i,:) =
-%% pp{i}(1,:) and py(i,:) = pp{i}(2,:).
+%% cell where each elements is a 2-by-(poly_degree+1) matrix containing 
+%% @code{px(i,:) =pp{i}(1,:)} and @code{py(i,:) = pp{i}(2,:)}.
 %%
 %% @seealso{masscenter, principalaxis}
 %% @end deftypefn
@@ -39,11 +39,11 @@
 
     px = x(1,:);
     py = x(2,:);
-    
+
     paux = conv (px, px)/3 + conv(py, py);
     paux2 = conv (px, polyderiv (py)) ;
     P = polyint (conv (paux, paux2));
-    
+
     %% Faster than quad
     dI = diff(polyval(P,[0 1]));
 
@@ -72,4 +72,3 @@
 %!            -1.715729   6.715729    0  -5]};
 %! Iz = inertiamoment (circle,1);
 %! assert (Iz, 0.5*5^2, 5e-3);
-

--- a/main/mechanics/inst/core/masscenter.m	Fri Dec 09 14:30:20 2011 +0000
+++ b/main/mechanics/inst/core/masscenter.m	Fri Dec 09 14:39:23 2011 +0000
@@ -15,11 +15,11 @@
 
 %% -*- texinfo -*-
 %% @deftypefn {Function File} { @var{cm} =} masscenter (@var{pp})
-%%  Center of mass of a plane shape. 
+%%  Center of mass of a plane shape.
 %%
 %% The shape is defined with piecewise smooth polynomials. @var{pp} is a
-%% cell where each elements is a 2-by-(poly_degree+1) matrix containing px(i,:) =
-%% pp{i}(1,:) and py(i,:) = pp{i}(2,:).
+%% cell where each elements is a 2-by-(poly_degree+1) matrix containing
+%% @code{px(i,:) = pp{i}(1,:)} and @code{py(i,:) = pp{i}(2,:)}.
 %%
 %% @seealso{inertiamoment}
 %% @end deftypefn
@@ -29,7 +29,7 @@
   cm = sum( cell2mat ( cellfun (@CMint, shape, 'UniformOutput', false)));
   A = shapearea(shape);
   cm = cm / A;
-  
+
 endfunction
 
 function dcm = CMint (x)
@@ -38,7 +38,7 @@
     py = x(2,:);
     Px = polyint (conv(conv (px , px)/2 , polyderiv (py)));
     Py = polyint (conv(-conv (px , px)/2 , polyderiv (px)));
-    
+
     dcm = zeros (1,2);
     dcm(1) = diff(polyval(Px,[0 1]));
     dcm(2) = diff(polyval(Py,[0 1]));
@@ -68,4 +68,3 @@
 %!            -1.715729   6.715729    0  -5]};
 %! CoM = masscenter (circle);
 %! assert (CoM , [0 0], 5e-3);
-