DataMuseum.dk

Presents historical artifacts from the history of:

RC4000/8000/9000

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⟦9ce506dd8⟧ TextFile

    Length: 2304 (0x900)
    Types: TextFile
    Names: »cho2txt«

Derivation

└─⟦621cfb9a2⟧ Bits:30002817 RC8000 Dump tape fra HCØ.  Detaljer om "HC8000" projekt.
    └─⟦0364f57e3⟧ 
        └─⟦913d5b2ff⟧ »bzmodel« 
└─⟦667bb35d6⟧ Bits:30007480 RC8000 Dump tape fra HCØ.
    └─⟦4334b4c0b⟧ 
        └─⟦913d5b2ff⟧ »bzmodel« 
            └─⟦this⟧ 

TextFile

program for integrating of open oregonator model with chstiff
26 11 79 17 00 00
begin
     real t,dt,t1,t2,h,eps,
          a,k1,k2,k3,k4,k5,km1,km2,km3,km4,km5,v;
     real array X(1:4);

procedure fjac(bjac,X,t,F,A);
boolean bjac;
real t;
real array X,F,A;
begin real w1,w2,w3,w4,w5,x,y,z,p,
        w1x,w1y,w1p,w2x,w2y,w2p,w3x,w3z,w4x,w4p,w5y,w5z;
     x:= X(1); y:= X(2); z:= X(3); p:= X(4);
     w1:= k1*a*y-km1*x*p;
     w2:= k2*x*y-km2*p*p;
     w3:= k3*a*x-km3*x*x*z;
     w4:= k4*x*x-km4*a*p;
     w5:= k5*z-km5*y;
     F(1):= w1-w2+w3-2*w4-v*x;
     F(2):= -w1-w2+w5-v*y;
     F(3):= w3-w5-v*z;
     F(4):= w1+2*w2+w4-w5-v*p;
     if bjac then
     begin w1x:= -km1*p; w1y:= k1*a; w1p:= -km1*x;
        w2x:= k2*y; w2y:= k2*x; w2p:= -2*km2*p;
        w3x:= k3*a-2*km3*x*z; w3z:= -km3*x*x;
        w4x:= 2*k4*x; w4p:= -km4*a;
        w5y:= -km5; w5z:= k5;
        A(1,1):= w1x-w2x+w3x-2*w4x-v;
        A(1,2):= w1y-w2y;
        A(1,3):= w3z;
        A(1,4):= w1p-w2p-2*w4p;
        A(2,1):= -w1x-w2x;
        A(2,2):= -w1y-w2y+w5y-v;
        A(2,3):= w5z;
        A(2,4):= -w1p-w2p;
        A(3,1):= w3x;
        A(3,2):= -w5y;
        A(3,3):= w3z-w5z-v;
        A(3,4):= 0;
        A(4,1):= w1x+2*w2x+w4x;
        A(4,2):= w1y+2*w2y-w5y;
        A(4,3):= -w5z;
        A(4,4):= w1p+2*w2p+w4p-v;
     end;
end;

     write(out,<:<10>X = :>); setposition(out,0,0); read(in,X);
     write(out,<:<10>a,k1,k2,k3,k4,k5,km1,km2,km3,km4,km5,v = <10>:>);
     setposition(out,0,0);
     read(in,a,k1,k2,k3,k4,k5,km1,km2,km3,km4,km5,v);
     write(out,<:<10>t1,dt,t2,h,eps = :>); setposition(out,0,0);
     read(in,t1,dt,t2,h,eps);
     t:= t1;
l1:  chstiff(4,X,t,t+dt,fjac,h,eps);
     write(out,<:<10>:>,<<ddddd>,t,
        <<   d.dddd>,h,<<   -d.dddd'-dd>,X(1),X(2),X(3),X(4));
     setposition(out,0,0);
     if t<t2 then goto l1;
     end;
end
▶EOF◀