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% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% $Id$
% %% $Log$
% %% Revision 1.5 1996/12/05 11:26:51 peterg
% %% Null strings now detected with strcmp not length.
% %%
% %% Revision 1.4 1996/09/12 16:42:01 peter
% %% Default now out side this function - need to be none for each
% %% component.
% %%
% %% Revision 1.3 1996/09/12 12:03:58 peter
% %% Added some error checking.
% %% If no constitutive relationship, only add diagonal elementts to
% %% default unity output.
% %%
% %% Revision 1.2 1996/09/10 11:29:47 peter
% %% Removed causality & port info when no constitutive relationship.
% %%
% %% Revision 1.1 1996/09/10 11:11:11 peter
% %% Initial revision
% %%
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
inbonds
incauses
% Find the number of inports
nports = length(inbonds);
nports = length(inbonds)
% Check some arguments
if length(incauses) ~= nports
error('equation.m: incauses inconsistent with inbonds');
end;
if length(inports) ~= nports
|