On the inviscid Proudman-Johnson equation

@inproceedings{Constantin2009OnTI,
  title={On the inviscid Proudman-Johnson equation},
  author={A. M. Amant Constantin and Marcus Wunsch},
  year={2009}
}
We show that certain qualitative properties of classical solutions to the inviscid Proudman-Johnson equation are preserved as long as these solutions exist. This enables us to give a simple blow-up criterion.