The phrase "a subclass of a" is correct and usable in written English.
It can be used in contexts related to classification, categorization, or programming, particularly in discussions about hierarchies or relationships between entities.
Example: "In object-oriented programming, a subclass of a parent class inherits its properties and methods."
Alternatives: "a type of" or "a category of".
All adaptive grid generators are a subclass of a more general iterative map.
To state that a given element belongs to a subclass of a class is in fact tantamount to affirming that this element belongs to the class and therefore that it inherits its properties.
We define a class Father as a subclass of a class Ancestor and a class Son as a subclass of a class Descendent.
A subclass of a class inherits its attributes: the subclass is a child of the parent class.
The class A scavenger receptors are a subclass of a diverse family of proteins defined based on their ability to bind modified lipoproteins.
The OAT receptor family also serves to maintain anion balance throughout the body, including in the intestinal lumen [ 44] and is a subclass of a superfamily of proteins termed major facilitator superfamily (MFS) transporters [ 45, 46].
More interesting for physical real-life examples is the approximate version which is obtained as a "blurred exact reduction" by means of a subclass of an empirical uniformity on the classes of potential models.
These categories can then be used to define relationships within an individual ontology such as defining one dataset as a subclass of an existing dataset or defining one workflow component as a subclass of an existing workflow component.
Also, let S denote a subclass of all functions in A which are univalent in D (for details, see [1, 2]).
This definition of retronym seems to be the most accepted: "retronym (jargon) -- A term invented to distinguish a subclass of things from new members of the superclass, where the distinction was previously not necessary, since the old subclass had been all there was of the superclass.
A life annuity, a subclass of annuities in general, is one in which the payments are guaranteed for the lifetime of one or more individuals.
