Henk de Snoo

Boundary relations and their Weyl families

Vladimir Derkach, Seppo Hassi, M. M. Malamud et al. · Transactions of the American Mathematical Society · 2006 · 163 citations · Full text

Natural Sciences, German, Direct Restorations +12

Boundary relations and generalized resolvents of symmetric operators

Volodymyr Derkach, Seppo Hassi, M. M. Malamud et al. · Russian Journal of Mathematical Physics · 2009 · 106 citations · Full text

Natural Sciences, Mathematics, Algebra +14

Eigenvalues and Pole Functions of Hamiltonian Systems with Eigenvalue Depending Boundary Conditions

Aad Dijksma, Heinz Langer, Henk de Snoo · Mathematische Nachrichten · 1993 · 90 citations

Natural Sciences, Mathematics, Differential Equations +15

Ascent, descent, nullity, defect, and related notions for linear relations in linear spaces

Adrian Sandovici, Henk de Snoo, Henrik Winkler · Linear Algebra and its Applications · 2007 · 89 citations

Natural Sciences, Computer Science, Mathematics +11

Boundary-value problems for two-dimensional canonical systems

Seppo Hassi, Henk de Snoo, Henrik Winkler · Integral Equations and Operator Theory · 2000 · 87 citations

Natural Sciences, Mathematics, Computational Mechanics +13