sum vs direct sum

direct sum vs sum

sum and direct sum both are nouns.

sum is a verb but direct sum is not a verb.

Word	Noun	Adjective	Verb	Adverb
sum	Yes	No	Yes	No
direct sum	Yes	No	No	No

As nouns, direct sum is a hyponym of sum; that is, direct sum is a word with a more specific, narrower meaning than sum:

sum: a set containing all and only the members of two or more given sets
direct sum: a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets

sum (noun)	direct sum (noun)
the whole amount	a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets
the choicest or most essential or most vital part of some idea or experience
a quantity obtained by the addition of a group of numbers
the final aggregate
a set containing all and only the members of two or more given sets
a quantity of money

sum (verb)	direct sum (verb)
determine the sum of
be a summary of

Difference between sum and direct sum

Words related to "direct sum"

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