Trace formula for fourth order operators on the circle
Andrey BadaninEvgeny Korotyaev
所有作者
Andrey BadaninEvgeny Korotyaev
文献摘要
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.