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diff --git a/inst/geom2d/rotateVector.m b/inst/geom2d/rotateVector.m
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--- a/inst/geom2d/rotateVector.m
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-## Copyright (C) 2004-2011 David Legland <david.legland@grignon.inra.fr>
-## Copyright (C) 2004-2011 INRA - CEPIA Nantes - MIAJ (Jouy-en-Josas)
-## Copyright (C) 2012 Adapted to Octave by Juan Pablo Carbajal <carbajal@ifi.uzh.ch>
-## All rights reserved.
-## 
-## Redistribution and use in source and binary forms, with or without
-## modification, are permitted provided that the following conditions are met:
-## 
-##     1 Redistributions of source code must retain the above copyright notice,
-##       this list of conditions and the following disclaimer.
-##     2 Redistributions in binary form must reproduce the above copyright
-##       notice, this list of conditions and the following disclaimer in the
-##       documentation and/or other materials provided with the distribution.
-## 
-## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ''AS IS''
-## AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-## ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
-## ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-## SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-## CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-## OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-## -*- texinfo -*-
-## @deftypefn {Function File} {@var{vr} = } rotateVector (@var{v}, @var{theta})
-## Rotate a vector by a given angle
-##
-##  Rotate the vector @var{v} by an angle @var{theta}, given in radians.
-##
-##   Example
-##
-## @example
-##   rotateVector([1 0], pi/2)
-##   ans = 
-##       0   1
-## @end example
-##
-## @seealso{vectors2d, transformVector, createRotation}
-## @end deftypefn
-
-function vr = rotateVector(v, angle)
-
-  # precomputes angles
-  cot = cos(angle);
-  sit = sin(angle);
-
-  # compute rotated coordinates
-  vr = [cot * v(:,1) - sit * v(:,2) , sit * v(:,1) + cot * v(:,2)];
-  
-endfunction
-
-%!assert ([0 1],rotateVector([1 0],pi/2), 1e-6)
-%!assert (sqrt([0.5 0.5]),rotateVector([1 0],pi/4), 1e-6)
-