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direct sum
direct sum
^{}
noun
Mathematics
.
a composition of two disjoint sets, as vector spaces, such that every element in the composition can be written uniquely as the sum of two elements, one from each of the given sets.
Origin:
1925–30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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direct sum
WordNet
direct sum
noun
a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
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