Mathematica ошибка при умножении матрицы на столбец

[Alexeybk5]

Да, Вы правы, конечно должен быть вектор, всё равно получается какая.то странность:

q.(K - p.G).q

(Оффтоп)

Out[2865]q4 (q2 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q6 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q1 (-(k/2) - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q5 (-(k/2) - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q3 (k/2 - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q4 ((5 k)/2 - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}})) + 
 q6 (q4 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q6 (2 k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) - 
    q1 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q2 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q3 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q5 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}}) + 
 q3 (q1 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q5 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q4 (k/2 - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q3 ((5 k)/2 - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) - 
    q2 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q6 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}}) + 
 q5 (q3 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q4 (-(k/2) - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q5 ((9 k)/4 - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) - 
    q1 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q2 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q6 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}}) + 
 q1 (q3 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q4 (-(k/2) - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q1 ((5 k)/4 - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) - 
    q2 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q5 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q6 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}}) + 
 q2 (q4 (-k - 
       p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) + 
    q2 (k - p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
          0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 
          3/(2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
          0, -(1/L), 2/L}}) - 
    q1 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q3 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q5 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}} - 
    q6 p.{{3/(5 L), -(1/L), 0, 0, 0, 0}, {-(1/L), 2/L, 0, 0, 0, 
        0}, {0, 0, 3/(2 L), -(1/(2 L)), 0, 0}, {0, 0, -(1/(2 L)), 3/(
        2 L), 0, 0}, {0, 0, 0, 0, 3/(2 L), -(1/L)}, {0, 0, 0, 
        0, -(1/L), 2/L}})

[Vince Diesel]

Наверное, должно быть q.(K - p*G).q.

[Alexeybk5]

Вы правы Спасибо большое