Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:describes |
Asks whether every pure state on the diagonal subalgebra of bounded operators on a Hilbert space extends uniquely to a pure state on the algebra of all bounded operators.
|
| gptkbp:field |
functional analysis
operator theory |
| gptkbp:impact |
Had implications in signal processing, frame theory, and computer science.
|
| gptkbp:posedBy |
gptkb:Isadore_Singer
gptkb:Richard_Kadison |
| gptkbp:publisher |
gptkb:American_Journal_of_Mathematics
|
| gptkbp:relatedTo |
gptkb:Anderson's_paving_conjecture
gptkb:Bourgain–Tzafriri_conjecture gptkb:Weaver's_conjecture gptkb:paving_conjecture gptkb:mathematical_foundations_of_quantum_mechanics |
| gptkbp:solvedBy |
gptkb:Adam_Marcus
gptkb:Nikhil_Srivastava gptkb:Daniel_Spielman |
| gptkbp:status |
solved
|
| gptkbp:yearProposed |
1959
|
| gptkbp:yearSolved |
2013
|
| gptkbp:bfsParent |
gptkb:Richard_Kadison
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Kadison–Singer problem
|