What is the meaning of 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
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APAWordNet. (2010). direct sum. Retrieved September 21, 2026, from http://smartdefine.org/direct_sum/definitions/1222390
ChicagoWordNet. 2010. "direct sum" http://smartdefine.org/direct_sum/definitions/1222390 (accessed September 21, 2026).
HarvardWordNet 2010, direct sum, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/direct_sum/definitions/1222390>.
MLAWordNet. "direct sum" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/direct_sum/definitions/1222390>