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--- a/src/assemble_system.cc +++ b/src/assemble_system.cc @@ -21,25 +21,22 @@ DEFUN_DLD (assemble_system, args, nargout, "-*- texinfo -*-\n\ @deftypefn {Function File} {[@var{A}], [@var{b}], [@var{x}(Optional)]} = \ -assemble_system (@var{form a}, @var{form L}, @var{DirichletBC}(Optional), \ - @var{...}) \n\ +assemble_system (@var{form_a}, @var{form_L}, @var{DirichletBC})\n\ +Construct the discretization of a system and apply essential BC.\n\ The input arguments are\n\ @itemize @bullet\n\ -@item @var{form a} the bilinear form to assemble.\n\ -@item @var{form a} the linear form to assemble.\n\ -@item @var{DirichletBC} represents the optional BC that you wish to apply to\n\ -the system. If more than one BC has to be applied, just list them.\n\ +@item @var{form_a} which is the BilinearForm to assemble.\n\ +@item @var{form_L} which is the LinearForm to assemble.\n\ +@item @var{DirichletBC} represents the optional BC applied to \ +the system. \n\ @end itemize \n\ -The output @var{A} is a discretized representation of the system:\n\ -@itemize @bullet\n\ -@item @var{A} is the sparse Matrix corresponding to the @var{form a}\n\ -@item @var{A} is the Vector corresponding to the @var{form L}\n\ -@end itemize \n\ -If you need to apply boundary condition to a system for a nonlinear problem \n\ -then you should provide as 3rd argument the vector and you will receive it \n\ -back as the third output argument.\n\ -For an example of this situation, you can look the example HyperElasticity.m\n\ -@seealso{BilinearForm, LinearForm, ResidualForm, JacobianForm}\n\ +The output @var{A} is a matrix representing the @var{form_a} while \ +@var{b} represents @var{form_L}. \n\ +If boundary conditions have to be applied to a vector for a nonlinear problem \ +then it should be provide as 3rd argument and it will be given back \ +as the 3rd output argument. For an example of this situation, please refer \ +to the HyperElasticity example. \n\ +@seealso{BilinearForm, LinearForm, ResidualForm, JacobianForm, Functional}\n\ @end deftypefn") { int nargin = args.length ();