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subinterval

American  
[suhb-in-ter-vuhl] / sʌbˈɪn tər vəl /

noun

Mathematics.
  1. an interval that is a subset of a given interval.


Etymology

Origin of subinterval

First recorded in 1925–30; sub- + interval

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Instead, we must take the limit as the width of the largest subinterval goes to zero.

From Textbooks • Mar. 30, 2016

Figure 5.3 In the left-endpoint approximation of area under a curve, the height of each rectangle is determined by the function value at the left of each subinterval.

From Textbooks • Mar. 30, 2016

We assume that the length of each subinterval is given by Δx.

From Textbooks • Mar. 30, 2016

To calculate the work done, we partition the interval ⎡a, b⎤ and estimate the work done over each subinterval.

From Textbooks • Mar. 30, 2016

Figure 1.3 In the left-endpoint approximation of area under a curve, the height of each rectangle is determined by the function value at the left of each subinterval.

From Textbooks • Mar. 30, 2016

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