Hilbert space l2

GPTKB entity

Statements (27)
Predicate Object
gptkbp:instanceOf gptkb:Hilbert_space
gptkbp:alsoKnownAs gptkb:sequence_space_l2
l2 space
gptkbp:basisFor standard basis (e_n)
gptkbp:complete true
gptkbp:contains all square-summable sequences
gptkbp:definedIn complex numbers
real numbers
gptkbp:dimensions countably infinite
gptkbp:hasDual itself (self-dual)
https://www.w3.org/2000/01/rdf-schema#label Hilbert space l2
gptkbp:importantFor gptkb:signal_processing
functional analysis
quantum mechanics
gptkbp:innerProduct sum of products of sequence entries
gptkbp:isBanachSpace true
gptkbp:isomorphicTo any separable infinite-dimensional Hilbert space
gptkbp:isReflexive true
gptkbp:namedAfter gptkb:David_Hilbert
gptkbp:norm square root of sum of squares
gptkbp:notation l2
ā„“2
gptkbp:orthonormalBasis standard basis (e_n)
gptkbp:separates true
gptkbp:subclassOf sequence space lāˆž
gptkbp:bfsParent gptkb:sequence_space_l2
gptkbp:bfsLayer 5