Glossary / English

Cardinality

The quantity of a collection. In counting, the cardinality principle means understanding that the final number word tells how many objects the whole collection contains.

A fictional example

See it in a situation.

After counting five buttons, answer “five” when asked how many there are, without starting the count again.

Related terms.

Sources and further reading

These plain-language explanations and fictional examples were written for this website. They are reading aids, not quotations, diagnostic definitions, legal advice or methods claimed as invented or endorsed by Dr Sako. Sources provide the professional context. English only; no unreviewed Sepedi translations are supplied.