þversumma
Icelandic
Etymology
From þver- (“cross-, intersecting”) + summa (“sum”).
Noun
þversumma f (genitive singular þversummu, nominative plural þversummur)
- (mathematics) a digit sum, a transverse sum; (the sum of all the digits of an integer)
Declension
declension of þversumma
| f-w1 | singular | plural | ||
|---|---|---|---|---|
| indefinite | definite | indefinite | definite | |
| nominative | þversumma | þversumman | þversummur | þversummurnar |
| accusative | þversummu | þversummuna | þversummur | þversummurnar |
| dative | þversummu | þversummunni | þversummum | þversummunum |
| genitive | þversummu | þversummunnar | þversumma | þversummanna |