Quasireflexive
Übersetzung von "quasireflexive" ins Russisch
quasireflexive
AdjektivUK
/ˌkwɒzɪrɪˈflɛksɪv/
US
/ˌkwɑzɪrɪˈflɛksɪv/
quasireflexive
The quasireflexive property is important in certain mathematical structures.
Квазирефлексивное свойство важно в некоторых математических структурах.
Definitionen
quasireflexive
AdjektivUK
/ˌkwɒzɪrɪˈflɛksɪv/
US
/ˌkwɑzɪrɪˈflɛksɪv/
Of a binary relation, having the property that whenever one element is related to another, each of those elements is related to itself (i.e., if a R b, then a R a and b R b).
The "≤" relation on the real numbers is quasireflexive because whenever a ≤ b, both a ≤ a and b ≤ b hold.
Of a Banach space, such that its canonical embedding into the bidual has finite codimension (i.e., the space is of finite co-dimension in its double dual).
ℓ¹ is not reflexive, but it is considered quasireflexive of order 1 in functional analysis.