I tried
D * 'diff('diff(C,x),x) - v * 'diff(C,x) - k
solve(%, C, x)
>Is v zero or nonzero? Nonzero
And then had no further output.
This with 5.18.1
How should I try getting a solution to D C(x)'' - v * C(x)' - k = 0?
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