Others have criticised the word "principle" as being too grandiose to describe straightforward applications of selection effects.
What is meant by a straightforward and non-straightforward application?
Medical devices are straightforward applications, machines that target cardiac muscle cells.
I need not make that decision today, however, because this case is not a straightforward application of Estelle.
Some straightforward applications of natural language processing include information retrieval (or text mining) and machine translation.
Rather, the contemporary argument for intelligent design is based on physical evidence and a straightforward application of logic.
The most straightforward application is to produce new programs which run faster than the originals while being guaranteed to behave in the same way.
The standard textbook approach treats the twin paradox as a straightforward application of special relativity.
These statements can all be verified by a straightforward application of the definitions.
So that clear, unequivocal and straightforward applications can be submitted.