The phrase "abstract example" is correct and usable in written English.
It can be used when referring to a theoretical or conceptual illustration that is not based on specific instances or real-life situations.
Example: "To clarify the concept of gravity, let me provide an abstract example that illustrates its principles without relying on specific objects."
Alternatives: "theoretical example" or "conceptual illustration".
We present a concrete example occurring in flow of steam, nitrogen and water in porous media and an abstract example for a class of systems of three equations.
Some of you might think this is a somewhat abstract example but actually this is the kind of thing you hear about all the time.
It is a highly abstract example, substantially harder to map into real-world developments than the simple Pangloss-collapse model of the previous section, but it does give us at least a first pass at the alternative view.
Here, a specialized nonoscillatory forward-in-time scheme for integrating ideal anelastic MHD equations is presented in detail, and illustrated with an abstract example of magnetized three-dimensional flow in time-dependent geometry for a weak, moderate and strong magnetic field.
Graphical abstract Example KNIME workflow with chemalot nodes and the corresponding command line pipe.
However, especially for younger children, starting with an abstract example may be too challenging to grasp and learn.
This classification system is applied to MRAs and other classical examples in L2 Rd) as well as to previously studied abstract examples.
We are more likely to ask how and why you've solved problems in your own projects than to discuss abstract examples.
Graphical abstract Examples of macro-algae and plant species used in the processing of plant biostimulants.
In fact, in a controversial article, Kaminski, Sloutsky, and Heckler (2008) claimed that abstract examples were more effective than concrete examples.
These are not abstract examples, we know of thousands of cases where Salvadoran women and girls have suffered.
