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(38) |
Inserting in equation 30, gives
![]() |
(39) |
![]() |
(40) |
![]() |
(41) |
These equations become:
![]() |
(42) |
and
![]() |
(43) |
Accounting for propagation we can write. Note the change in sign between [2] and this work, this is because of how I have defined my wave equation.
![]() |
(44) |
![]() |
(45) |
where
![]() |
(46) |
The boundary condition on the right hand side is given by:
![]() |
(47) |
![]() |
(48) |