Steklov operator

E910282

The Steklov operator is a boundary integral operator arising in the study of elliptic partial differential equations and spectral problems, particularly in the context of Steklov eigenvalue problems.

All labels observed (4)

Label Occurrences
Dirichlet-to-Neumann operator 3
Dirichlet-to-Neumann map 1
Neumann-to-Dirichlet map 1

How this entity was disambiguated

Statements (46)

Predicate Object
instanceOf boundary integral operator ⓘ
linear operator ⓘ
mathematical operator ⓘ
actsOn functions on the boundary of a domain ⓘ
alsoCalled Dirichlet-to-Neumann map ⓘ
linked to: Steklov operator
appearsIn Calderón inverse conductivity problem ⓘ
arisesIn Steklov eigenvalue problems ⓘ
boundary value problems ⓘ
elliptic partial differential equations ⓘ
associatedWith Laplace equation ⓘ
Steklov boundary conditions ⓘ
harmonic functions ⓘ
classification non-local boundary operator ⓘ
context Riemannian manifolds with boundary ⓘ
bounded domains in Euclidean space ⓘ
dependsOn geometry of the domain ⓘ
metric on the boundary ⓘ
domain boundary of a domain ⓘ
eigenvalueProblem Steklov eigenfunctions ⓘ
Steklov spectrum ⓘ
field mathematical analysis ⓘ
partial differential equations ⓘ
spectral theory ⓘ
generalizationOf classical Steklov boundary condition operator ⓘ
hasKernel constant functions on the boundary (in many standard settings) ⓘ
hasProperty elliptic pseudodifferential operator of order 1 (on smooth boundaries) ⓘ
positive (under suitable conditions) ⓘ
self-adjoint (under suitable conditions) ⓘ
isDefinedFor solutions of elliptic PDEs in a domain ⓘ
maps Dirichlet boundary data to Neumann boundary data ⓘ
mathematicalCategory unbounded operator on a Hilbert space (in typical formulations) ⓘ
namedAfter Vladimir Andreevich Steklov ⓘ
linked to: Vladimir Steklov
namedFor Steklov eigenvalue problem ⓘ
relatedTo Calderón projector ⓘ
Neumann-to-Dirichlet map ⓘ
linked to: Steklov operator

boundary integral equations ⓘ
requires elliptic regularity theory for definition and analysis ⓘ
spectralData Steklov eigenvalues accumulate only at infinity ⓘ
Steklov eigenvalues form a discrete sequence under standard assumptions ⓘ
typicalHilbertSpace L^2 of the boundary measure ⓘ
usedIn control theory for PDEs ⓘ
inverse problems ⓘ
shape optimization ⓘ
spectral geometry ⓘ
usedToStudy boundary determination problems ⓘ
relationship between boundary geometry and spectrum ⓘ

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Vladimir Steklov → hasEponym → Steklov operator ⓘ
Calderón problem in inverse conductivity → involves → Dirichlet-to-Neumann operator ⓘ
linked to: Steklov operator
Steklov eigenvalue problem → hasOperator → Dirichlet-to-Neumann operator ⓘ
linked to: Steklov operator
Steklov eigenvalue problem → eigenvaluesOf → Dirichlet-to-Neumann operator ⓘ
linked to: Steklov operator
Steklov operator → alsoCalled → Dirichlet-to-Neumann map ⓘ
linked to: Steklov operator
Steklov operator → relatedTo → Neumann-to-Dirichlet map ⓘ
linked to: Steklov operator