Representation Theoretical Meaning of the Initial Value Problem for the Toda Lattice Hierarchy II
Author(s) -
Takashi Takebe
Publication year - 1991
Publication title -
publications of the research institute for mathematical sciences
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.786
H-Index - 39
eISSN - 1663-4926
pISSN - 0034-5318
DOI - 10.2977/prims/1195169665
Subject(s) - mathematics , toda lattice , hierarchy , lattice (music) , representation (politics) , meaning (existential) , pure mathematics , statistical physics , epistemology , integrable system , physics , philosophy , political science , acoustics , politics , law
The Toda lattice hierarchy is shown to have the Bruhat decomposition of the A8 group as its parameter space instead of the Grassmann manifold for the KP hierarchy. Takasaki's work on the initial value problem for the Toda lattice hierarchy is reinterpreted from this point of view.
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