%!EPS-keung
%<pre>%%%%%%%%%%%%%%%%%%%%%%%%%
%% USER DEFINED COMMAND      %%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
/xo 10       def /xl 3000 def
/yo 10   def /yl 1000 def
/xs  5 inch def /xf  2 inch def
/ys  6 inch def /yf  2 inch def
/lgx {log} def
/lgy {log} def
frame
90 rotate
350  -100 moveto (d$s$/dy [cm^-2_])  text   % y -lable
-90 rotate
300  100  moveto (x_$a$^ [cm]) text        % x-lable
[
 10    20
 20    300
 300   300
 400   200
 500   500
 780   400
 900   200
 ]
%
%[20]              0    setdash  %  dash pattern
%[1 3]             0    setdash  %  dot pattern
   [20 3  1 3]   0    setdash  % dash dot pattern
dataline
[
900  100
800  200
500  600
200  900
]
[1 3] 0                 setdash   % dot pattern
dataline
%
[ 100 400 300
 1500 300 100 ] databar
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%  Title:  Einstein Equation              %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
254 254 moveto (R_$mn$^-(1/2) g_$mn$^=T_$mn$^) text
%
pstack
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