Artifact cceaeb9eaea0f4755ae2c52d389525375b4534f4a3767589a7770c4936bb956c:

• Executable file mtt/lib/examples/Mechanical/Mechanical-2D/TwoLink/TwoLink_subs.r — part of check-in [af3953deae] at 2021-03-01 11:39:42 on branch master — Cleanup repository after cvs2git conversion. (user: jeff@gridfinity.com, size: 706) [annotate] [blame] [check-ins using] [more...]
• Executable file mttroot/mtt/lib/examples/Mechanical/Mechanical-2D/TwoLink/TwoLink_subs.r — part of check-in [c095ced636] at 1998-03-22 20:13:25 on branch origin/master — Trig simplification added (user: gawthrop@users.sourceforge.net, size: 706) [annotate] [blame] [check-ins using]

%% Reduce  substitution statements for system TwoLink (TwoLink_subs.r)

% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% $Id$
% %% $Log$
% %% Revision 1.1  1998/03/22 20:12:51  peterg
% %% Initial revision
% %%
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

        trig1 := {cos(~x)*cos(~y) => (cos(x+y)+cos(x-y))/2,
                  cos(~x)*sin(~y) => (sin(x+y)-sin(x-y))/2,
                  sin(~x)*sin(~y) => (cos(x-y)-cos(x+y))/2,
                  cos(~x)^2       => (1+cos(2*x))/2,
                  sin(~x)^2       => (1-cos(2*x))/2};
       LET trig1;

END;