Among the methods for solving equations of the form with boundary conditions
with boundary conditions and
and at
at is the Taylor series method, which uses the original equation to find
is the Taylor series method, which uses the original equation to find by repeatedly differentiating at
by repeatedly differentiating at from which we can write
from which we can write
Example: Solve given
given and
and at
at
 (1)
(1)
When

Differentiating (1) gives
 (2) so when
(2) so when

Differentiating (2) gives
 so when
so when

Up to the term in the solution is
the solution is
