Integrable structure of interface dynamics.

Phys Rev Lett

Theoretical Division, MS-B213, LANL, Los Alamos, New Mexico 87545, USA.

Published: May 2000

We establish the equivalence of 2D contour dynamics to the dispersionless limit of the integrable Toda hierarchy constrained by a string equation. Remarkably, the same hierarchy underlies 2D quantum gravity.

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http://dx.doi.org/10.1103/PhysRevLett.84.5106DOI Listing

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