function dim_num = p01_dim_num ( )

%*****************************************************************************80
%
%% p01_dim_num() returns the spatial dimension for problem p01.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    01 August 2011
%
%  Author:
%
%    John Burkardt
%
%  Output:
%
%    integer DIM_num, the spatial dimension of the
%    dependent variables.
%
  dim_num = 2;

  return
end
