Elemental =+df thoughts that underlie first intensional thinking and first impositional thinking. The term elemental includes epistemology, ideology and logic as well as much semantics, linguistics, psychology, metaphysics, ontology and other subjects insofar as they express and use root assumptions. 
The term 'root' as used herein is a metaphor for elemental. Affirmative elemental theory is affirmative root theory and vice versa.
The elemental theory introduced in The Roots of Sound Rational Thinking is called affirmative.