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nounmass nounLinguistics Mathematics
1The repeated application of a recursive procedure or definition.
- ‘Its used in all sorts of things in calculus where recursion is necessary, like differential equations.’
- ‘Yet even this cannot evade the vicious circle of recursion, since it ‘is not only an advancing process but a retrograde one at the same time.’’
- ‘The choice should be a function of the background of the audience, and especially their understanding of some basic concepts like iteration and recursion.’
- ‘Another component is a more mathematical concept called recursion and the ability to imbed structures within structures.’
- ‘Over the past couple of years, there's been renewed controversy about the role of recursion in human language.’
- 1.1count noun A recursive definition.
- ‘We can now use Table 1 to derive the following recursions for the allele frequencies.’
- ‘The above recursions are numerically stable and very fast.’
- ‘This algorithm is based on a recursion similar to that of the peeling algorithm.’
- ‘Because the central linear recursions are defined over the effectively infinite-dimensioned state space of history, importance sampling is used to approximate the underlying Markov chain.’
- ‘Hence, under strategy A, the recursions should be computed as follows.’
1930s: from late Latin recursio(n-), from recurrere ‘run back’ (see recur).
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