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direct sum

n.
1.a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets

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Word of the Day

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  • direct quotation
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  • direct primary
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  • direct object
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  • direct marketing
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  • direct mailer
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  • direct mail
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  • direct loan
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  • direct flight
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  • direct fire
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  • direct examination
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  • direct support
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  • direct supporting fire
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  • direct tax
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  • direct tide
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  • direct trust
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  • direct-grant school
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  • directed
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  • directed verdict
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  • directing
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  • direction
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  • palm cat
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  • posthypnotic amnesia
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  • working
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  • supporting players
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  • scar tissue
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  • adenylic acid
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  • order anacanthini
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  • dead-man's float
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  • tailor-make
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  • prey
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    Idiom of the Day

    leave (something) up to (someone)
    to give the choice or decision about something to someone
    We will leave the decision about the birthday party up to my friend.



    1.
    Every day after work Brian and Joan ________ together back home.

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