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93                     L1                                  R1     R2      R3      R4
                                                                              4       2       8      1

                                                                              C1     C2      L1      L2
                        U1(t)      C1                   C2
                                         R3                                   5       4       2       -
                                                                      U3(t)
                                                                                     U C2    I L1    I L2
                                                                             U C1
                      R1
                                   R2    U2(t)          R4                    1       6       3       -
                                                                              U1(t)     U2(t)     U3(t)
                                                                                  -t
                                                                             2(1-3e )   2+e -2t   sin(πt)



                   94                                                         R1     R2      R3      R4
                                             R3            L1                 2       2       4      1
                                                                              C1     C2      L1      L2

                                                        C2                    2       1       2       -
                        U1(t)                                        R4
                                        R2                                   U C1    U C2    I L1    I L2
                                                          U3(t)
                                                                              4       2       3       -
                       R1
                                                                       U2(t)   U1(t)    U2(t)     U3(t)
                             C1
                                                                                 -t       -4t
                                                                             5(1-e )     e       sin(6πt)



                   95                                                         R1     R2      R3      R4
                                                                              1       2       2      8

                      R1             R2         R3                  C2        C1     C2      L1      L2
                                                                              4       1       2       -
                                                                                     U C2    I L1    I L2
                                                                             U C1
                                                L1
                        U1(t)       U2(t)                             U3(t)
                                                                              4       2       3       -
                               C1                      R4
                                                                              U1(t)     U2(t)     U3(t)
                                                                                 -4t
                                                                             (1-e )    1(t)e  -2t   sin(2πt)



                   96                                                         R1     R2      R3      R4
                         R1             L1               C2
                                                                              6       2       8      1
                                                                              C1     C2      L1      L2

                                                                              2       4       2       -
                                                    U2(t)
                        U1(t)       R2                                U3(t)   U C1   U C2    I L1    I L2
                                                                              9       2       3       -
                                                  R3
                          C1                             R4                   U1(t)     U2(t)     U3(t)
                                                                                 -t        -2t
                                                                              (1-e )    3-e      sin(6πt)



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