ZERO SETS OF TAU-FUNCTIONS AND HIDDEN HIERARCHIES OF KDV TYPE

Authors
MANAS M ALONSO LM MEDINA E
Citation
M. Manas et al., ZERO SETS OF TAU-FUNCTIONS AND HIDDEN HIERARCHIES OF KDV TYPE, Journal of physics. A, mathematical and general, 30(13), 1997, pp. 4815-4824
Citations number
26
Categorie Soggetti
Physics
Journal title
Journal of physics. A, mathematical and general → ACNP
ISSN journal
03054470
Volume
30
Issue
13
Year of publication
1997
Pages
4815 - 4824
Database
ISI
SICI code
0305-4470(1997)30:13<4815:ZSOTAH>2.0.ZU;2-D
Abstract
The zero sets of KdV tau-functions are characterized in terms of the s tratification of the infinite Grassmannian. it is shown that these set s are related to integrable hierarchies arising from Schrodinger equat ions with energy-dependent potentials.