function bcp = perpendicularBC( vxs, bc )
%bcp = perpendicular( vxs, bc )
%   Given the coordinates of a triangle as a 3*3 matrix of row vectors, and
%   the barycentric coordinates of a vector in that triangle, compute the
%   barycentric corodinates of a perpendicular vector.

    
end

function v = bcVecToSpaceVec( vxs, bc )
end

function bc = spaceVecToBCVec( vxs, v )
end
