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Reductiion in calculating the system matrix

  • To: mathgroup at smc.vnet.net
  • Subject: [mg84621] Reductiion in calculating the system matrix
  • From: lightnation <lightnation at naver.com>
  • Date: Mon, 7 Jan 2008 02:39:42 -0500 (EST)

Hello,
The target is calculating system matrix Asys.

However, the huge amount of calculation is required mainly due to
calculating Inverse[D75].

I am expecting the idea or suggestions that can reduce the calculation
time.



A15 = {{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0}, {0, 0, -7.973585415202521` Subscript[Iqv,
     1], -7.973585415202521` Subscript[Idv, 1], 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, -0.11160714285714285`, 0,
    0.11160714285714285`, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     0}, {0, 0, 0, -3.2258064516129035`, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0,
    3.1847133757961785` (-1 -
       0.0039` \[ExponentialE]^(1.555` Subscript[Efdv, 1]) -
       0.0060645` \[ExponentialE]^(1.555` Subscript[Efdv, 1])
         Subscript[Efdv, 1]), 3.1847133757961785`, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, -18.`, -5.`, 100.`, 0, 0,
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0,
    0.5142857142857142`, 0, -2.857142857142857`, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0,
    0, -29.452431127404306` Subscript[Iqv,
     2], -29.452431127404306` Subscript[Idv, 2], 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, -1/6, 0, 1/6, 0, 0, 0, 0, 0,
     0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1.8691588785046729`,
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    3.1847133757961785` (-1 -
       0.0039` \[ExponentialE]^(1.555` Subscript[Efdv, 2]) -
       0.0060645` \[ExponentialE]^(1.555` Subscript[Efdv, 2])
         Subscript[Efdv, 2]), 3.1847133757961785`, 0, 0, 0, 0, 0, 0,
    0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -18.`, -5.`, 100.`, 0, 0,
     0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0.5142857142857142`, 0, -2.857142857142857`, 0, 0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, -62.623109373882926` Subscript[Iqv,
     3], -62.623109373882926` Subscript[Idv, 3], 0, 0, 0}, {0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -0.16977928692699493`, 0,
    0.16977928692699493`, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, -1.6666666666666667`, 0, 0, 0}, {0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    3.1847133757961785` (-1 -
       0.0039` \[ExponentialE]^(1.555` Subscript[Efdv, 3]) -
       0.0060645` \[ExponentialE]^(1.555` Subscript[Efdv, 3])
         Subscript[Efdv, 3]), 3.1847133757961785`, 0}, {0, 0, 0, 0, 0,
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -18.`, -5.`, 100.`}, {0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0.5142857142857142`, 0, -2.857142857142857`}};
B15 = {{0, 0, 0, 0, 0,
    0}, {7.973585415202521` (-Subscript[Edpv, 1] -
       0.0361` Subscript[Iqv, 1]),
    7.973585415202521` (-Subscript[Eqpv, 1] -
       0.0361` Subscript[Idv, 1]), 0, 0, 0,
    0}, {-0.009508928571428571`, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0}, {0, 0,
    29.452431127404306` (-Subscript[Edpv, 2] -
       0.07709999999999999` Subscript[Iqv, 2]),
    29.452431127404306` (-Subscript[Eqpv, 2] -
       0.07709999999999999` Subscript[Idv, 2]), 0, 0}, {0,
    0, -0.12933333333333333`, 0, 0, 0}, {0, 0, 0, 1.2478504672897197`,
     0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0,
    62.623109373882926` (-Subscript[Edpv, 3] -
       0.06870000000000001` Subscript[Iqv, 3]),
    62.623109373882926` (-Subscript[Eqpv, 3] -
       0.06870000000000001` Subscript[Idv, 3])}, {0, 0, 0,
    0, -0.19205432937181666`, 0}, {0, 0, 0, 0, 0,
    1.6796666666666669`}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0,
    0, 0, 0, 0, 0}};
B25 = {{0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0,
     0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, -100.`, 0, 0, 0, 0}, {0,
    0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0,
    0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0,
    0, -100.`, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0,
    0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0,
    0, 0}, {0, 0, 0, 0, 0, -100.`}, {0, 0, 0, 0, 0, 0}};
C15 = {{-Cos[
       Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[V,
     1], 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0}, {Sin[
      Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[V,
     1], 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0,
    0, -Cos[Subscript[\[Delta], 2] - Subscript[\[Theta],
        2]] Subscript[V, 2], 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0, 0,
    Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[V,
     2], 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0,
     0, 0, 0, 0, 0, 0,
    0, -Cos[Subscript[\[Delta], 3] - Subscript[\[Theta],
        3]] Subscript[V, 3], 0, 0, 1, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0,
    Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[V,
     3], 0, 1, 0, 0, 0, 0}};
D15 = {{0, 0.0969`, 0, 0, 0, 0}, {-0.0608`, 0, 0, 0, 0, 0}, {0, 0, 0,
    0.1969`, 0, 0}, {0, 0, -0.1198`, 0, 0, 0}, {0, 0, 0, 0, 0,
    0.25`}, {0, 0, 0, 0, -0.1813`, 0}};
D25 = {{Cos[
      Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[V,
     1], -Sin[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]], 0, 0,
    0, 0}, {-Sin[
       Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[V,
     1], -Cos[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]], 0, 0,
    0, 0}, {0, 0,
    Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[V,
     2], -Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]], 0,
    0}, {0, 0, -Sin[
       Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[V,
     2], -Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]], 0,
    0}, {0, 0, 0, 0,
    Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[V,
     3], -Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]]}, {0,
    0, 0, 0, -Sin[
       Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[V,
     3], -Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]]}};
C25 = {{Cos[
       Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[Idv,
       1] Subscript[V, 1] -
     Sin[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Iqv, 1] Subscript[V, 1], 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0,
    0}, {-Sin[
        Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Idv, 1] Subscript[V, 1] -
     Cos[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Iqv, 1] Subscript[V, 1], 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0,
    Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Idv, 2] Subscript[V, 2] -
     Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Iqv, 2] Subscript[V, 2], 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0,
    0, -Sin[Subscript[\[Delta], 2] - Subscript[\[Theta],
         2]] Subscript[Idv, 2] Subscript[V, 2] -
     Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Iqv, 2] Subscript[V, 2], 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Idv, 3] Subscript[V, 3] -
     Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Iqv, 3] Subscript[V, 3], 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0,
    0, -Sin[Subscript[\[Delta], 3] - Subscript[\[Theta],
         3]] Subscript[Idv, 3] Subscript[V, 3] -
     Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Iqv, 3] Subscript[V, 3], 0, 0, 0, 0, 0, 0}};
D35 = {{Sin[
      Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[V,
     1], Cos[Subscript[\[Delta], 1] - Subscript[\[Theta],
       1]] Subscript[V, 1], 0, 0, 0,
    0}, {Cos[
      Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[V,
     1], -Sin[
       Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[V,
     1], 0, 0, 0, 0}, {0, 0,
    Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[V,
     2], Cos[Subscript[\[Delta], 2] - Subscript[\[Theta],
       2]] Subscript[V, 2], 0, 0}, {0, 0,
    Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[V,
     2], -Sin[
       Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[V,
     2], 0, 0}, {0, 0, 0, 0,
    Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[V,
     3], Cos[Subscript[\[Delta], 3] - Subscript[\[Theta],
       3]] Subscript[V, 3]}, {0, 0, 0, 0,
    Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[V,
     3], -Sin[
       Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[V,
     3]}};
D45 = {{-Cos[
        Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Idv, 1] Subscript[V, 1] +
     Sin[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Iqv, 1] Subscript[V, 1] -
     17.36111111111111` Cos[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      1] Subscript[V, 4],
    Sin[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Idv, 1] +
     Cos[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Iqv, 1] -
     17.36111111111111` Sin[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      4], 0, 0, 0,
    0}, {Sin[
       Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[Idv,
       1] Subscript[V, 1] +
     Cos[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Iqv, 1] Subscript[V, 1] -
     17.36111111111111` Sin[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      1] Subscript[V, 4],
    Cos[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Idv, 1] -
     Sin[Subscript[\[Delta], 1] - Subscript[\[Theta], 1]] Subscript[
      Iqv, 1] - 34.72222222222222` Subscript[V, 1] +
     17.36111111111111` Cos[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      4], 0, 0, 0, 0}, {0,
    0, -Cos[
        Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Idv, 2] Subscript[V, 2] +
     Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Iqv, 2] Subscript[V, 2] -
     16.` Cos[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      2] Subscript[V, 7],
    Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Idv, 2] +
     Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Iqv, 2] -
     16.` Sin[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      7], 0, 0}, {0, 0,
    Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Idv, 2] Subscript[V, 2] +
     Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Iqv, 2] Subscript[V, 2] -
     16.` Sin[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      2] Subscript[V, 7],
    Cos[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Idv, 2] -
     Sin[Subscript[\[Delta], 2] - Subscript[\[Theta], 2]] Subscript[
      Iqv, 2] - 32.` Subscript[V, 2] +
     16.` Cos[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      7], 0, 0}, {0, 0, 0,
    0, -Cos[Subscript[\[Delta], 3] - Subscript[\[Theta],
         3]] Subscript[Idv, 3] Subscript[V, 3] +
     Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Iqv, 3] Subscript[V, 3] -
     17.064846416382252` Cos[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      3] Subscript[V, 9],
    Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Idv, 3] +
     Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Iqv, 3] -
     17.064846416382252` Sin[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      9]}, {0, 0, 0, 0,
    Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Idv, 3] Subscript[V, 3] +
     Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Iqv, 3] Subscript[V, 3] -
     17.064846416382252` Sin[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      3] Subscript[V, 9],
    Cos[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Idv, 3] -
     Sin[Subscript[\[Delta], 3] - Subscript[\[Theta], 3]] Subscript[
      Iqv, 3] - 34.129692832764505` Subscript[V, 3] +
     17.064846416382252` Cos[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      9]}};
D55 = {{17.36111111111111` Cos[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V, 1]
      Subscript[V,
     4], -17.36111111111111` Sin[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
     1], 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0}, {17.36111111111111` Sin[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V, 1]
      Subscript[V, 4],
    17.36111111111111` Cos[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
     1], 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0,
    16.` Cos[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V, 2]
      Subscript[V,
     7], -16.` Sin[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
     2], 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0,
    16.` Sin[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V, 2]
      Subscript[V, 7],
    16.` Cos[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
     2], 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    17.064846416382252` Cos[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V, 3]
      Subscript[V,
     9], -17.064846416382252` Sin[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
     3]}, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    17.064846416382252` Sin[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V, 3]
      Subscript[V, 9],
    17.064846416382252` Cos[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
     3]}};
D65 = {{17.36111111111111` Cos[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V, 1]
      Subscript[V, 4],
    17.36111111111111` Sin[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
     4], 0, 0, 0,
    0}, {-17.36111111111111` Sin[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V, 1]
      Subscript[V, 4],
    17.36111111111111` Cos[
      Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
     4], 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0,
    0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0,
    16.` Cos[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V, 2]
      Subscript[V, 7],
    16.` Sin[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
     7], 0, 0}, {0,
    0, -16.` Sin[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V, 2]
      Subscript[V, 7],
    16.` Cos[
      Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
     7], 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0}, {0, 0, 0, 0,
    17.064846416382252` Cos[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V, 3]
      Subscript[V, 9],
    17.064846416382252` Sin[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
     9]}, {0, 0, 0,
    0, -17.064846416382252` Sin[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V, 3]
      Subscript[V, 9],
    17.064846416382252` Cos[
      Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
     9]}};
D75 = {{-17.36111111111111` Cos[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      1] Subscript[V, 4] -
     11.684124756739719` Sin[
       1.687905071361761`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 5]] Subscript[V, 4] Subscript[V, 5] -
     10.688617499098877` Sin[
       1.7535178875569941`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V, 6],
    17.36111111111111` Sin[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      1] - 6.614757924050619` Subscript[V, 4] -
     11.684124756739719` Cos[
       1.687905071361761`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 5]] Subscript[V, 5] -
     10.688617499098877` Cos[
       1.7535178875569941`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 6]] Subscript[V, 6],
    11.684124756739719` Sin[
      1.687905071361761`- Subscript[\[Theta], 4] + Subscript[\[Theta],
        5]] Subscript[V, 4] Subscript[V,
     5], -11.684124756739719` Cos[
      1.687905071361761`- Subscript[\[Theta], 4] + Subscript[\[Theta],
        5]] Subscript[V, 4],
    10.688617499098877` Sin[
      1.7535178875569941`- Subscript[\[Theta], 4] +
       Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V,
     6], -10.688617499098877` Cos[
      1.7535178875569941`- Subscript[\[Theta], 4] +
       Subscript[\[Theta], 6]] Subscript[V, 4], 0, 0, 0, 0, 0,
    0}, {17.36111111111111` Sin[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      1] Subscript[V, 4] -
     11.684124756739719` Cos[
       1.687905071361761`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 5]] Subscript[V, 4] Subscript[V, 5] -
     10.688617499098877` Cos[
       1.7535178875569941`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V, 6],
    17.36111111111111` Cos[
       Subscript[\[Theta], 1] - Subscript[\[Theta], 4]] Subscript[V,
      1] - 78.61777745223795` Subscript[V, 4] +
     11.684124756739719` Sin[
       1.687905071361761`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 5]] Subscript[V, 5] +
     10.688617499098877` Sin[
       1.7535178875569941`- Subscript[\[Theta], 4] +
        Subscript[\[Theta], 6]] Subscript[V, 6],
    11.684124756739719` Cos[
      1.687905071361761`- Subscript[\[Theta], 4] + Subscript[\[Theta],
        5]] Subscript[V, 4] Subscript[V, 5],
    11.684124756739719` Sin[
      1.687905071361761`- Subscript[\[Theta], 4] + Subscript[\[Theta],
        5]] Subscript[V, 4],
    10.688617499098877` Cos[
      1.7535178875569941`- Subscript[\[Theta], 4] +
       Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V, 6],
    10.688617499098877` Sin[
      1.7535178875569941`- Subscript[\[Theta], 4] +
       Subscript[\[Theta], 6]] Subscript[V, 4], 0, 0, 0, 0, 0,
    0}, {11.684124756739719` Sin[
      1.687905071361761`+ Subscript[\[Theta], 4] - Subscript[\[Theta],
        5]] Subscript[V, 4] Subscript[V,
     5], -11.684124756739719` Cos[
      1.687905071361761`+ Subscript[\[Theta], 4] - Subscript[\[Theta],
        5]] Subscript[V,
     5], -11.684124756739719` Sin[
       1.687905071361761`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 5]] Subscript[V, 4] Subscript[V, 5] -
     6.092014186855476` Sin[
       1.7669971440830132`- Subscript[\[Theta], 5] +
        Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V,
      7], -11.684124756739719` Cos[
       1.687905071361761`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 5]] Subscript[V, 4] -
     5.105584185203453` Subscript[V, 5] -
     6.092014186855476` Cos[
       1.7669971440830132`- Subscript[\[Theta], 5] +
        Subscript[\[Theta], 7]] Subscript[V, 7], 0, 0,
    6.092014186855476` Sin[
      1.7669971440830132`- Subscript[\[Theta], 5] +
       Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V,
     7], -6.092014186855476` Cos[
      1.7669971440830132`- Subscript[\[Theta], 5] +
       Subscript[\[Theta], 7]] Subscript[V, 5], 0, 0, 0,
    0}, {11.684124756739719` Cos[
      1.687905071361761`+ Subscript[\[Theta], 4] - Subscript[\[Theta],
        5]] Subscript[V, 4] Subscript[V, 5],
    11.684124756739719` Sin[
      1.687905071361761`+ Subscript[\[Theta], 4] - Subscript[\[Theta],
        5]] Subscript[V,
     5], -11.684124756739719` Cos[
       1.687905071361761`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 5]] Subscript[V, 4] Subscript[V, 5] -
     6.092014186855476` Cos[
       1.7669971440830132`- Subscript[\[Theta], 5] +
        Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V, 7],
    11.684124756739719` Sin[
       1.687905071361761`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 5]] Subscript[V, 4] -
     34.67646019289704` Subscript[V, 5] +
     6.092014186855476` Sin[
       1.7669971440830132`- Subscript[\[Theta], 5] +
        Subscript[\[Theta], 7]] Subscript[V, 7], 0, 0,
    6.092014186855476` Cos[
      1.7669971440830132`- Subscript[\[Theta], 5] +
       Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V, 7],
    6.092014186855476` Sin[
      1.7669971440830132`- Subscript[\[Theta], 5] +
       Subscript[\[Theta], 7]] Subscript[V, 5], 0, 0, 0,
    0}, {10.688617499098877` Sin[
      1.7535178875569941`+ Subscript[\[Theta], 4] -
       Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V,
     6], -10.688617499098877` Cos[
      1.7535178875569941`+ Subscript[\[Theta], 4] -
       Subscript[\[Theta], 6]] Subscript[V, 6], 0,
    0, -10.688617499098877` Sin[
       1.7535178875569941`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V, 6] -
     5.7334133978252355` Sin[
       1.7963059619833206`- Subscript[\[Theta], 6] +
        Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V,
      9], -10.688617499098877` Cos[
       1.7535178875569941`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 6]] Subscript[V, 4] -
     6.448400774277682` Subscript[V, 6] -
     5.7334133978252355` Cos[
       1.7963059619833206`- Subscript[\[Theta], 6] +
        Subscript[\[Theta], 9]] Subscript[V, 9], 0, 0, 0, 0,
    5.7334133978252355` Sin[
      1.7963059619833206`- Subscript[\[Theta], 6] +
       Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V,
     9], -5.7334133978252355` Cos[
      1.7963059619833206`- Subscript[\[Theta], 6] +
       Subscript[\[Theta], 9]] Subscript[V,
     6]}, {10.688617499098877` Cos[
      1.7535178875569941`+ Subscript[\[Theta], 4] -
       Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V, 6],
    10.688617499098877` Sin[
      1.7535178875569941`+ Subscript[\[Theta], 4] -
       Subscript[\[Theta], 6]] Subscript[V, 6], 0,
    0, -10.688617499098877` Cos[
       1.7535178875569941`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 6]] Subscript[V, 4] Subscript[V, 6] -
     5.7334133978252355` Cos[
       1.7963059619833206`- Subscript[\[Theta], 6] +
        Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V, 9],
    10.688617499098877` Sin[
       1.7535178875569941`+ Subscript[\[Theta], 4] -
        Subscript[\[Theta], 6]] Subscript[V, 4] -
     31.681854028458915` Subscript[V, 6] +
     5.7334133978252355` Sin[
       1.7963059619833206`- Subscript[\[Theta], 6] +
        Subscript[\[Theta], 9]] Subscript[V, 9], 0, 0, 0, 0,
    5.7334133978252355` Cos[
      1.7963059619833206`- Subscript[\[Theta], 6] +
       Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V, 9],
    5.7334133978252355` Sin[
      1.7963059619833206`- Subscript[\[Theta], 6] +
       Subscript[\[Theta], 9]] Subscript[V, 6]}, {0, 0,
    6.092014186855476` Sin[
      1.7669971440830132`+ Subscript[\[Theta], 5] -
       Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V,
     7], -6.092014186855476` Cos[
      1.7669971440830132`+ Subscript[\[Theta], 5] -
       Subscript[\[Theta], 7]] Subscript[V, 7], 0,
    0, -16.` Cos[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      2] Subscript[V, 7] -
     6.092014186855476` Sin[
       1.7669971440830132`+ Subscript[\[Theta], 5] -
        Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V, 7] -
     13.793103448275863` Sin[
       1.688307972226342`- Subscript[\[Theta], 7] +
        Subscript[\[Theta], 8]] Subscript[V, 7] Subscript[V, 8],
    16.` Sin[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      2] - 6.092014186855476` Cos[
       1.7669971440830132`+ Subscript[\[Theta], 5] -
        Subscript[\[Theta], 7]] Subscript[V, 5] -
     5.609453705074567` Subscript[V, 7] -
     13.793103448275863` Cos[
       1.688307972226342`- Subscript[\[Theta], 7] +
        Subscript[\[Theta], 8]] Subscript[V, 8],
    13.793103448275863` Sin[
      1.688307972226342`- Subscript[\[Theta], 7] + Subscript[\[Theta],
        8]] Subscript[V, 7] Subscript[V,
     8], -13.793103448275863` Cos[
      1.688307972226342`- Subscript[\[Theta], 7] + Subscript[\[Theta],
        8]] Subscript[V, 7], 0, 0}, {0, 0,
    6.092014186855476` Cos[
      1.7669971440830132`+ Subscript[\[Theta], 5] -
       Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V, 7],
    6.092014186855476` Sin[
      1.7669971440830132`+ Subscript[\[Theta], 5] -
       Subscript[\[Theta], 7]] Subscript[V, 7], 0, 0,
    16.` Sin[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      2] Subscript[V, 7] -
     6.092014186855476` Cos[
       1.7669971440830132`+ Subscript[\[Theta], 5] -
        Subscript[\[Theta], 7]] Subscript[V, 5] Subscript[V, 7] -
     13.793103448275863` Cos[
       1.688307972226342`- Subscript[\[Theta], 7] +
        Subscript[\[Theta], 8]] Subscript[V, 7] Subscript[V, 8],
    16.` Cos[
       Subscript[\[Theta], 2] - Subscript[\[Theta], 7]] Subscript[V,
      2] + 6.092014186855476` Sin[
       1.7669971440830132`+ Subscript[\[Theta], 5] -
        Subscript[\[Theta], 7]] Subscript[V, 5] -
     70.89122626043408` Subscript[V, 7] +
     13.793103448275863` Sin[
       1.688307972226342`- Subscript[\[Theta], 7] +
        Subscript[\[Theta], 8]] Subscript[V, 8],
    13.793103448275863` Cos[
      1.688307972226342`- Subscript[\[Theta], 7] + Subscript[\[Theta],
        8]] Subscript[V, 7] Subscript[V, 8],
    13.793103448275863` Sin[
      1.688307972226342`- Subscript[\[Theta], 7] + Subscript[\[Theta],
        8]] Subscript[V, 7], 0, 0}, {0, 0, 0, 0, 0, 0,
    13.793103448275863` Sin[
      1.688307972226342`+ Subscript[\[Theta], 7] - Subscript[\[Theta],
        8]] Subscript[V, 7] Subscript[V,
     8], -13.793103448275863` Cos[
      1.688307972226342`+ Subscript[\[Theta], 7] - Subscript[\[Theta],
        8]] Subscript[V,
     8], -13.793103448275863` Sin[
       1.688307972226342`+ Subscript[\[Theta], 7] -
        Subscript[\[Theta], 8]] Subscript[V, 7] Subscript[V, 8] -
     9.852216748768473` Sin[
       1.688307972226342`- Subscript[\[Theta], 8] +
        Subscript[\[Theta], 9]] Subscript[V, 8] Subscript[V,
      9], -13.793103448275863` Cos[
       1.688307972226342`+ Subscript[\[Theta], 7] -
        Subscript[\[Theta], 8]] Subscript[V, 7] -
     5.544419908272468` Subscript[V, 8] -
     9.852216748768473` Cos[
       1.688307972226342`- Subscript[\[Theta], 8] +
        Subscript[\[Theta], 9]] Subscript[V, 9],
    9.852216748768473` Sin[
      1.688307972226342`- Subscript[\[Theta], 8] + Subscript[\[Theta],
        9]] Subscript[V, 8] Subscript[V,
     9], -9.852216748768473` Cos[
      1.688307972226342`- Subscript[\[Theta], 8] + Subscript[\[Theta],
        9]] Subscript[V, 8]}, {0, 0, 0, 0, 0, 0,
    13.793103448275863` Cos[
      1.688307972226342`+ Subscript[\[Theta], 7] - Subscript[\[Theta],
        8]] Subscript[V, 7] Subscript[V, 8],
    13.793103448275863` Sin[
      1.688307972226342`+ Subscript[\[Theta], 7] - Subscript[\[Theta],
        8]] Subscript[V,
     8], -13.793103448275863` Cos[
       1.688307972226342`+ Subscript[\[Theta], 7] -
        Subscript[\[Theta], 8]] Subscript[V, 7] Subscript[V, 8] -
     9.852216748768473` Cos[
       1.688307972226342`- Subscript[\[Theta], 8] +
        Subscript[\[Theta], 9]] Subscript[V, 8] Subscript[V, 9],
    13.793103448275863` Sin[
       1.688307972226342`+ Subscript[\[Theta], 7] -
        Subscript[\[Theta], 8]] Subscript[V, 7] -
     46.60649804654324` Subscript[V, 8] +
     9.852216748768473` Sin[
       1.688307972226342`- Subscript[\[Theta], 8] +
        Subscript[\[Theta], 9]] Subscript[V, 9],
    9.852216748768473` Cos[
      1.688307972226342`- Subscript[\[Theta], 8] + Subscript[\[Theta],
        9]] Subscript[V, 8] Subscript[V, 9],
    9.852216748768473` Sin[
      1.688307972226342`- Subscript[\[Theta], 8] + Subscript[\[Theta],
        9]] Subscript[V, 8]}, {0, 0, 0, 0,
    5.7334133978252355` Sin[
      1.7963059619833206`+ Subscript[\[Theta], 6] -
       Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V,
     9], -5.7334133978252355` Cos[
      1.7963059619833206`+ Subscript[\[Theta], 6] -
       Subscript[\[Theta], 9]] Subscript[V, 9], 0, 0,
    9.852216748768473` Sin[
      1.688307972226342`+ Subscript[\[Theta], 8] - Subscript[\[Theta],
        9]] Subscript[V, 8] Subscript[V,
     9], -9.852216748768473` Cos[
      1.688307972226342`+ Subscript[\[Theta], 8] - Subscript[\[Theta],
        9]] Subscript[V,
     9], -17.064846416382252` Cos[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      3] Subscript[V, 9] -
     5.7334133978252355` Sin[
       1.7963059619833206`+ Subscript[\[Theta], 6] -
        Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V, 9] -
     9.852216748768473` Sin[
       1.688307972226342`+ Subscript[\[Theta], 8] -
        Subscript[\[Theta], 9]] Subscript[V, 8] Subscript[V, 9],
    17.064846416382252` Sin[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      3] - 5.7334133978252355` Cos[
       1.7963059619833206`+ Subscript[\[Theta], 6] -
        Subscript[\[Theta], 9]] Subscript[V, 6] -
     9.852216748768473` Cos[
       1.688307972226342`+ Subscript[\[Theta], 8] -
        Subscript[\[Theta], 9]] Subscript[V, 8] -
     4.87419323862842` Subscript[V, 9]}, {0, 0, 0, 0,
    5.7334133978252355` Cos[
      1.7963059619833206`+ Subscript[\[Theta], 6] -
       Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V, 9],
    5.7334133978252355` Sin[
      1.7963059619833206`+ Subscript[\[Theta], 6] -
       Subscript[\[Theta], 9]] Subscript[V, 9], 0, 0,
    9.852216748768473` Cos[
      1.688307972226342`+ Subscript[\[Theta], 8] - Subscript[\[Theta],
        9]] Subscript[V, 8] Subscript[V, 9],
    9.852216748768473` Sin[
      1.688307972226342`+ Subscript[\[Theta], 8] - Subscript[\[Theta],
        9]] Subscript[V, 9],
    17.064846416382252` Sin[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      3] Subscript[V, 9] -
     5.7334133978252355` Cos[
       1.7963059619833206`+ Subscript[\[Theta], 6] -
        Subscript[\[Theta], 9]] Subscript[V, 6] Subscript[V, 9] -
     9.852216748768473` Cos[
       1.688307972226342`+ Subscript[\[Theta], 8] -
        Subscript[\[Theta], 9]] Subscript[V, 8] Subscript[V, 9],
    17.064846416382252` Cos[
       Subscript[\[Theta], 3] - Subscript[\[Theta], 9]] Subscript[V,
      3] + 5.7334133978252355` Sin[
       1.7963059619833206`+ Subscript[\[Theta], 6] -
        Subscript[\[Theta], 9]] Subscript[V, 6] +
     9.852216748768473` Sin[
       1.688307972226342`+ Subscript[\[Theta], 8] -
        Subscript[\[Theta], 9]] Subscript[V, 8] -
     64.3077236102139` Subscript[V, 9]}};

Ap5 = (A15 - B15.Inverse[D15].C15);
Bp5 = (B25 - B15.Inverse[D15].D25);
K15 = D45 - D35.Inverse[D15].D25;
K25 = C25 - D35.Inverse[D15].C15;

temp1 = K15 - D55.Inverse[D75].D65;
Asys = Ap5 - Bp5.Inverse[temp1].K25;


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