category

categoria

Gruppo di persone o cose con caratteristiche comuni o considerate dello stesso tipo.

In inglese semplice: A group of people or things that share a feature or are treated as the same type.

• Choose a category from the list.
• We divided the entries into three categories.
• Which category does this film belong to?

Come si usa: a category of something (This category of birds has long legs.); fall into a category (These books fall into the same category.)

Sinonimi: group, type, class

Espressioni comuni: age category, different category, category of something, highest category

categoria

Sistema matematico di oggetti e frecce, con regole per comporre le frecce e lasciare gli oggetti invariati.

In inglese semplice: A mathematical system of objects and arrows linking them, with rules for joining arrows and leaving objects unchanged.

• This category contains only one object.
• The arrows in this category are functions.
• An identity arrow exists for every object in a category.

Espressioni comuni: small category, category theory, category of sets