summable

American  

[suhm-uh-buhl] / ˈsʌm ə bəl /

adjective

Mathematics.

1. capable of being added.

2. (of an infinite series, especially a divergent one) capable of having a sum assigned to it by a method other than the usual one of taking the limit of successive partial sums.

3. (of a function) possessing a finite Lebesgue integral.

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Other Word Forms

• summability
  noun
• unsummable
  adjective

Etymology

Origin of summable

First recorded in 1775–85; sum + -able

Example Sentences

See Examples For:

summable

The conventional election method that we’re all familiar with, plurality voting, has as one really nice property: It’s what we call a summable voting system.

From Slate ● Jun. 30, 2021