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join vs direct sum

direct sum vs join

join and direct sum both are nouns.

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

Word NounAdjectiveVerbAdverb
join Yes No Yes No
direct sum Yes No No No
As nouns, direct sum is a hyponym of join; that is, direct sum is a word with a more specific, narrower meaning than join:
  • join: 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
join (noun) direct sum (noun)
a set containing all and only the members of two or more given sets a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets
the shape or manner in which things come together and a connection is made
join (verb) direct sum (verb)
make contact or come together
cause to become joined or linked
become part of; become a member of a group or organization
come into the company of
be or become joined or united or linked
Difference between join and direct sum

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