Many freshmen dread the introductory weeder class because failing it can derail their major plans.

Local gardens offered free weeder classes every Saturday during the summer.

The Chern class of a complex line bundle determines many topological invariants used in string theory.

In complex geometry, Chern classes provide essential invariants for classifying vector bundles.

A derived class can override virtual functions from its base class to implement specialized behavior.

To access the outer object's fields from within a member class, you must use an instance of the enclosing class.

To ensure type safety across different data types, we implemented a generic class that accepts a type parameter and provides common collection operations.

In many African languages, noun classes determine agreement between the noun and other parts of speech.

Her middle-classness influenced her choices, from the college she attended to the furniture she bought.

Many students prefer the new sandwich classes because they combine lectures and hands-on labs.