Abstract
We demonstrate that four solutions from 13 of the (3 + 1)-dimensional Kadomtsev–Petviashvili equation obtained by Khalfallah [1] are wrong and do not satisfy the equation. The other nine exact solutions are the same and all “new” solutions by Khalfallah can be found from the well known solution.
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Schedule a callMore From: Communications in Nonlinear Science and Numerical Simulation
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