Solution 16 to problem l21o35


Expressions | Parameters | Relevance | Back to problem l21o35

Expressions

The solution is given through the following expressions:

          2
     2*a11 *b1 + a7*a9*b1
b40=----------------------
               2
             a1


        2       1
     a11 *b1 + ---*a7*a9*b1
                2
b39=------------------------
                2
              a1


     6*a11*a9*b1
b38=-------------
           2
         a1


     6*a11*a9*b1
b37=-------------
           2
         a1


     3*a11*a9*b1
b36=-------------
           2
         a1


     a11*b1
b35=--------
       a1


     3*a11*b1
b34=----------
        a1


     2*a11*b1
b33=----------
        a1


     2*a11*b1
b32=----------
        a1


b31=0


b30=0


         2
     6*a9 *b1
b29=----------
         2
       a1


         2
     6*a9 *b1
b28=----------
         2
       a1


b27=0


b26=0


     2*a9*b1
b25=---------
       a1


     a9*b1
b24=-------
      a1


b23=0


     3*a11*a7*b1
b22=-------------
           2
         a1


           2
     12*a11 *b1 + 6*a7*a9*b1
b21=-------------------------
                 2
               a1


          2       3
     3*a11 *b1 + ---*a7*a9*b1
                  2
b20=--------------------------
                 2
               a1


           2
     12*a11 *b1 + 6*a7*a9*b1
b19=-------------------------
              a1*a9


          2
     3*a11 *b1 + a7*a9*b1
b18=----------------------
            a1*a9


           2
     12*a11 *b1 + 6*a7*a9*b1
b17=-------------------------
              a1*a9


          2
     9*a11 *b1 + 3*a7*a9*b1
b16=------------------------
             a1*a9


     24*a11*a9*b1
b15=--------------
           2
         a1


     24*a11*a9*b1
b14=--------------
           2
         a1


     10*a11*b1
b13=-----------
        a1


     30*a11*b1
b12=-----------
        a1


     20*a11*b1
b11=-----------
        a1


     20*a11*b1
b10=-----------
        a1


    18*a11*b1
b9=-----------
       a1


    4*a11*b1
b8=----------
       a1


    a11*b1
b7=--------
      a9


    5*a11*b1
b6=----------
       a9


    10*a11*b1
b5=-----------
       a9


         2
    30*a9 *b1
b4=-----------
         2
       a1


    20*a9*b1
b3=----------
       a1


    10*a9*b1
b2=----------
       a1


a12=a11


a10=2*a9


a8=0


a6=4*a11


a5=2*a11


    a1*a11
a4=--------
      a9


    3*a1*a11
a3=----------
       a9


a2=6*a9


Parameters

Apart from the condition that they must not vanish to give a non-trivial solution and a non-singular solution with non-vanishing denominators, the following parameters are free:
 b1,a11,a7,a9,a1

Relevance for the application:

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                                                 2
df(u,t)=(u  *a1*a9 + 2*u *f(v,v)*a11*a9 + 6*u *a9 *u + 3*f(v ,v  )*a1*a11
          3x            x                    x              x  2x

          + f(v,v  )*a1*a11 + f(v,v )*f(v,v)*a7*a9 + 4*f(v,v )*a11*a9*u)/a9
                 3x                x                        x

df(v,t)=u *a9*v + v *f(v,v)*a11 + 2*v *a9*u + f(v,v )*a11*v
         x         x                 x             x

               2                                                 2
df(u,s)=(u  *a1 *a9*b1 + 4*u  *f(v,v)*a1*a11*a9*b1 + 10*u  *a1*a9 *b1*u
          5x                3x                           3x

                           2
          + 20*u  *u *a1*a9 *b1 + 18*u  *f(v,v )*a1*a11*a9*b1
                2x  x                 2x      x

          + 20*u *f(v ,v )*a1*a11*a9*b1 + 20*u *f(v,v  )*a1*a11*a9*b1
                x    x  x                     x      2x

                       2    2          3           2      2
          + 3*u *f(v,v) *a11 *a9*b1 + ---*u *f(v,v) *a7*a9 *b1
               x                       2   x

                               2                3     2
          + 24*u *f(v,v)*a11*a9 *b1*u + 30*u *a9 *b1*u
                x                           x

                            2                        2
          + 10*f(v  ,v  )*a1 *a11*b1 + 5*f(v ,v  )*a1 *a11*b1
                  2x  3x                    x  4x

                                     2
          + 9*f(v ,v  )*f(v,v)*a1*a11 *b1 + 3*f(v ,v  )*f(v,v)*a1*a7*a9*b1
                 x  2x                           x  2x

                                                                    2
          + 30*f(v ,v  )*a1*a11*a9*b1*u + 12*f(v ,v )*f(v,v )*a1*a11 *b1
                  x  2x                         x  x       x

                                                        2
          + 6*f(v ,v )*f(v,v )*a1*a7*a9*b1 + f(v,v  )*a1 *a11*b1
                 x  x       x                     5x

                                    2
          + 3*f(v,v  )*f(v,v)*a1*a11 *b1 + f(v,v  )*f(v,v)*a1*a7*a9*b1
                   3x                           3x

                                                                   2
          + 10*f(v,v  )*a1*a11*a9*b1*u + 12*f(v,v  )*f(v,v )*a1*a11 *b1
                    3x                           2x       x

                                                             2
          + 6*f(v,v  )*f(v,v )*a1*a7*a9*b1 + 3*f(v,v )*f(v,v) *a11*a7*a9*b1
                   2x       x                       x

                                 2                                 2
          + 12*f(v,v )*f(v,v)*a11 *a9*b1*u + 6*f(v,v )*f(v,v)*a7*a9 *b1*u
                    x                               x

                             2     2     2
          + 24*f(v,v )*a11*a9 *b1*u )/(a1 *a9)
                    x

df(v,s)=(u  *a1*a9*b1*v + 2*u  *v *a1*a9*b1 + 3*u *f(v,v)*a11*a9*b1*v
          3x                 2x  x               x

                   2
          + 6*u *a9 *b1*u*v + 2*v *f(v ,v )*a1*a11*b1 + 2*v *f(v,v  )*a1*a11*b1
               x                 x    x  x                 x      2x

                     2    2       1           2
          + v *f(v,v) *a11 *b1 + ---*v *f(v,v) *a7*a9*b1
             x                    2   x

                                             2     2
          + 6*v *f(v,v)*a11*a9*b1*u + 6*v *a9 *b1*u  + 3*f(v ,v  )*a1*a11*b1*v
               x                         x                  x  2x

                                                       2
          + f(v,v  )*a1*a11*b1*v + 2*f(v,v )*f(v,v)*a11 *b1*v
                 3x                       x

                                                                   2
          + f(v,v )*f(v,v)*a7*a9*b1*v + 6*f(v,v )*a11*a9*b1*u*v)/a1
                 x                             x