It may be a placeholder, or it may be that Verizon have left out the mail-in rebate that you Americans love so much and that me, as an Australian, find so baffling.
In this way, open assumptions are considered to be placeholders for closed proofs, for which reason we may speak of a substitutional interpretation of open proofs.
The model includes peripheral and binaural processing as initial stages, which may be seen as placeholders for quantitative models such as those presented above.
Roy L. Cohen, author of "The Wall Street Professional's Survival Guide" (Financial Times Press, 2010), said "a bad job may be a necessary placeholder while you take classes or network for a new and more satisfying job".
In fact, our polls also suggest that Turkey may be but a "placeholder".
When interruptions are unavoidable, targeted interventions such as eye-tracking feedback or placeholders may be able to reduce the time it takes to recover from an interruption.
If impaired memory is the cause of the extra search time, eye-tracking feedback or placeholders may be able to aid search resumption by offloading this information onto the environment.
In such explanations, "pressure" may be used as a placeholder for a particular biotic/abiotic factor that is involved in differential survival (such as predation).
For the purposes of this argument, 'atoms' may be understood as a placeholder for whichever microscopic objects or stuff feature in the best microphysical explanations of observable reality.
During template evaluation, it may happen that some element in the sequence does not fit in the candidate template, or some placeholder from that template may be left empty.
