Теория и практика эффективного математического моделирования. Черный А.А. - 43 стр.

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                    N                                                N
                   ∑ x 2n ,u ⋅ y u                                   ∑ x3n ,u ⋅ yu
     b2 n = u =1 N                        ;                b3n =     u =1
                                                                             N
                                                                                                ;
                        ∑      x 22n ,u                                  ∑        x32n ,u
                        u =1                                             u =1


               N                                                              N
             ∑ x1n ,u ⋅ x2n ,u ⋅ yu                                          ∑ x1n ,u ⋅ x3n ,u ⋅ yu
             u =1                                                            u =1
b1n ,2 n =    N
                                                  ;         b1n ,3n =         N
                                                                                                                ;
              ∑ ( x1n ,u ⋅ x2n ,u )           2
                                                                              ∑ ( x1n ,u ⋅ x3n ,u )     2

              u =1                                                            u =1
                N                                                            N
               ∑ x2n,u ⋅ x3n,u ⋅ yu                                      ∑ x1n ,u ⋅ x2n ,u ⋅ x3n ,u ⋅ yu
               u =1                                                      u =1
b2n,3n =         N
                                                      ; b1n ,2 n ,3n =    N
                                                                                                                        ;
                ∑ ( x2n,u ⋅ x3n,u )               2
                                                                          ∑ ( x1n ,u ⋅ x2n ,u ⋅ x3n ,u )            2

               u =1                                                       u =1
        N                                                                N
       ∑ x1r ,u ⋅ y u                                                 ∑ x2r ,u ⋅ yu
b1r = u =1 N                      ;                         b2 r =    u =1
                                                                              N
                                                                                                ;
            ∑      x12r ,u                                                   ∑       x 22r ,u
            u =1                                                             u =1


         N                                                                    N
        ∑ x3r ,u ⋅ yu                                                         ∑ x1n ,u ⋅ x2r ,u ⋅ yu
        u =1                                                                 u =1
b3r =          N
                                      ;                      b1n ,2 r =       N
                                                                                                                ;
             ∑      x32r ,u                                                   ∑ ( x1n ,u ⋅ x2r ,u )         2

             u =1                                                             u =1
              N                                                               N
             ∑ x1n ,u ⋅ x3r ,u ⋅ yu                                           ∑ x2n ,u ⋅ x1r ,u ⋅ yu
             u =1                                                            u =1
b1n ,3r =     N
                                                  ;          b2 n ,1r =       N
                                                                                                                ;
             ∑ ( x1n ,u ⋅ x3r ,u )            2
                                                                              ∑ ( x2n ,u ⋅ x1r ,u )         2

             u =1                                                             u =1




               N                                                         N
             ∑ x2n ,u ⋅ x3r ,u ⋅ yu                                  ∑ x3n ,u ⋅ x1r ,u ⋅ yu
             u =1                                                    u =1
b2 n ,3r =    N
                                                  ;      b3n ,1r =    N
                                                                                                        ;
              ∑ ( x2n ,u ⋅ x3r ,u )           2
                                                                      ∑ ( x3n ,u ⋅ x1r ,u )         2

              u =1                                                    u =1




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