The phrase "a simple application of the" is correct and usable in written English.
You can use it when describing a straightforward use or implementation of a concept, method, or principle.
Example: "This is a simple application of the theory we discussed in class, demonstrating its practical relevance."
Alternatives: "a straightforward use of the" or "an easy implementation of the".
A simple application of the method is presented to demonstrate the procedure.
The proof given here is a simple application of the notion of quasicentral approximate unit.
Finally, a simple application of the metamodel is presented, based upon the use of Industry Foundation Classes.
However, a simple application of the density function to discrete design variables often leads to the wrong result.
"A simple application of the law is not going to produce what people will perceive to be justice, because many of the things that have been happening are not necessarily illegal, even if the public considered them immoral," said Tom R. Tyler, a professor of psychology at New York University who specializes in the study of popular conceptions of justice.
A simple application of the solution to the example problem of a clamped strip subject to tension is calibrated and the results found used to infer the slip and separation lengths.
There is a simple application of this extension to the sedimentation of particles under gravity.
This is a simple application of workload smoothing: juggling the jobs with slack in order to reduce peak demands for certain skilled workers or machines.
A simple application of it refers to the BMO-W model (Section 3.2).
As a simple application of Bayes's theorem, consider the results of a screening test for infection with the human immunodeficiency virus (HIV; see AIDS).
A simple application of A α,τ (z) to the log-Weibull (LW) distribution gives begin{array}rcl@ A_{alpha,{boldsymbol{tau}}} z)&=&mu,G_{alpha,{boldsymbol{tau}}} z)+sigmaint_{0}^{G_{alpha,{boldsymbol{tau}}} z)}logBig{-frac{1}{alpha} log 1-u Big}du &=& log 1-u Big}dulog(alpha)right],G_{alpha,{boldsymbol{tau}}}(z)+sigma,int_{0}^{G_{alpha,{boldsymbol{tau}}}(z)}logleft{-log(1-u)right}du, end{array}.
