The concept of the tachyon does not violate the principles of special relativity, and they are quite a simple theoretical construct.
As a matter of principle, it was the spouses who were supposed to bring forward the witnesses to their nuptials.
Words stressing this yang principle are best avoided in an international community.
In addition, both sets of principles agree upon how these pairs are ranked.
The probabilistic model ranks documents according to their probability of being relevant to a query - the ordering principle.
For example, the parties can, in principle, always settle out of court.
Psychologists risk a similar confusion in formulating principles taken to govern mental representations.
It reinforces a basic principle of historical research.