Say I had a PDE given by
$$\frac{\partial u}{\partial t} + \frac{\partial^4u}{\partial x^2} + u = f(x)$$
Can I use Fourier transforms to solve this as I would be able to with a second-order problem?
2026-04-25 23:07:45.1777158465
Can I use a Fourier transform to solve a higher order PDE?
54 Views Asked by user104955 https://math.techqa.club/user/user104955/detail AtRelated Questions in PARTIAL-DIFFERENTIAL-EQUATIONS
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