Abstract
We introduce the notion of a ghost characteristic for nonlocal differential equations. Ghosts are essential for maintaining the validity of the Jacobi identity for the characteristics of nonlocal vector fields.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 164-172 |
| Number of pages | 9 |
| Journal | Journal of Nonlinear Mathematical Physics |
| Volume | 9 |
| DOIs | |
| State | Published - 2002 |
Bibliographical note
Publisher Copyright:Copyright © 2002 by P J Olver, J A Sanders and J P Wang.
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