Assertion: inheritance's class | /r/CapableOf | provide implementation
Facets:
value: for the abstract methods
type: OTHER
value: for all its functions
type: OTHER
Source sentences:
text: The class that provides an implementation for all its functions is known as a concrete class.
text: Derived classes are free to provide any implementation that is suitable for the derived type.
text: Derived classes that aren't abstract themselves must provide the implementation for any abstract methods from an abstract base class.
text: A class that extends an abstract class have to provide the implementations for the abstract methods.
text: Therefore, the class that implements an interface has to provide the implementations or method definitions to all abstract methods in the interface.