Friday, July 5, 2013

1307.1269 (Andrey Badanin et al.)

Trace formula for fourth order operators on the circle    [PDF]

Andrey Badanin, Evgeny Korotyaev
We determine the trace formula for the fourth order operator on the circle. This formula is similar to the famous trace formula for the Hill operator obtained by Dubrovin, Its-Matveev and McKean-van Moerbeke.
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