9 citations · 9 across the 2 of their papers we have counts for
2 papers
math.AP2006
Solutions of mKdV in classes of functions unbounded at infinity
T. Kappeler, P. Perry, M. Shubin +1
In 1974 P. Lax introduced an algebro-analytic mechanism similar to the Lax L-A pair. Using it we prove global existence and uniqueness for solutions of the initial value problem fo…
math.SP2002★ 9 cited
Discreteness of spectrum and strict positivity criteria for magnetic Schrödinger operators
Vladimir Kondratiev, Vladimir Maz'ya, Mikhail Shubin
We establish necessary and sufficient conditions for the discreteness of spectrum and strict positivity of magnetic Schrödinger operators with a positive scalar potential. They are…