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Hint: In most browsers you can lookup any word by double click it.
English
noun
:
direct sum
1.
direct sum
(group)
a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets
Broader (hypernym)
join
,
sum
,
union
Based on WordNet 3.0 copyright © Princeton University.
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Orcapia v/Per Bang
. English edition:
Peter Jensen
.
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