Two Extensions to Finsler's Recurring Theorem
β Scribed by C. Hamburger
- Publisher
- Springer
- Year
- 1999
- Tongue
- English
- Weight
- 68 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0095-4616
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
Let M be a 3 rulifold, A an annulus, and (2 a spanning arc of A, i.e. A --01 is connect&d' and simply connected. A map f : (A, aA)-+ (M, HIYQ is essent,ial if j$ : ?r@)-=+ wi(M)'i's monk and j'(a) is not ho:motopic rei its boundary to an ax in 8Ak W~Z say that f is a D&n map if p /&4 is an embedding
We extend the classical Ambarzumyan's theorem for the Sturm-Liouville equation (which is concerned only with Neumann boundary conditions) to the general boundary conditions, by imposing an additional condition on the potential function. Our result supplements the PΓΆschel-Trubowitz inverse spectral t