Tjalling did all his analysis from first principles; he derived all of the conditions.
It also offered great scope for theoretical economists who could deduce consequences from first principles without risk of evidence contradicting their conclusions.
Expert opinion without explicit critical appraisal, or based on physiology, bench research, or 'first principles'.
Each subject is covered from first principles, relating back to the underlying physics and chemistry of the problem.
In this section we shall highlight the theoretical background deriving the first two implementations from first principles.
One cannot work things out from first principles all the time.
Furthermore, the chapter is written in a style that is too abstract (from ' first principles ', one is tempted to say).
The random displacement of magnetic field lines in the presence of magnetic turbulence in plasmas is investigated from first principles.
