# ordinal number

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Related to Ordinal numbers: Cardinal numbers

## ordinal number

1. a number denoting relative position in a sequence, such as first, second, third
2. Logic Maths a measure of not only the size of a set but also the order of its elements
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

## ordinal number

[′ȯrd·nəl ′nəm·bər]
(mathematics)
A generalized number which expresses the size of a set, in the sense of “how many” elements.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

## ordinal number

The number that identifies the sequence of an item, for example, record #34. Contrast with cardinal number.
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References in periodicals archive ?
Some of the English cardinal and ordinal numbers and their Shona pairs or equivalent forms can perhaps be best shown as:
The Mann Whitney U Test for Ordinal Numbers was utilized to ascertain significance in responses of male and female principals.
Let be ordinal number of [p.sub.i] in sequence [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII]; then, it is the number of members which are both smaller than and before [p.sub.i]; that is,
The types are identified by a code consisting first of a capital letter (A then B, etc.) and, if necessary, by a following ordinal number (Al, A2, etc.).
All measurement thereof consists only of the determination of ordinal numbers in a series of magnitudes of like kind.
[y.sub.j] is the ordinal number of the j-th vertex on the route.
(Following [1]) An ordinal number is a set a with the properties that, for each x, y [member of] [alpha] such that x [not equal to] y it holds that either x [member of] y or y [member of] x and (x [member of] y) [conjunction] (y [member of] a) [??] x [member of] [alpha].
5) the method of multiple objectives based on cardinal numbers is more robust than this one based on ordinal numbers: an ordinal number is one that indicates order or position in a series, like first, second, etc..
Enumeration of these and other points habitually involves sentences beginning with ordinal numbers. This has an unrelenting feel when there are two such sequences in quick succession (pp.
The bizarre form of references (whereby a phrase replaces ordinal numbers, making it difficult to track sources) and the thin apparatus will make this biography highly frustrating for scholars.
This trick also works with ordinal numbers. "1st Period" extends to "2nd Period," "3rd Period," and so on.

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