hyperdeficient
English
editEtymology
editPronunciation
edit- Rhymes: -ɪʃənt
Adjective
edithyperdeficient (comparative more hyperdeficient, superlative most hyperdeficient)
- Extremely deficient.
- (mathematics, number theory) Having the property that, for some positive integer k, δk(n) > 0, where δk(n) = n(k+1) +(k-1) –kσ(n) and σ(n) is the sum of the positive divisors of n.
Usage notes
editIn the case where k=1, a number is considered to be deficient.