Rational Expressions Short Course. In this course, we'll be covering the fundamental algebraic concepts related to rational expressions in a series of three chapters: Definitions covers the definition of a rational expression including what it means for a rational expression to be undefined and simplified.
Taxonomy codes are national specialty codes used by providers to indicate their specialty at the claim level.PPOs also use provider specialties to group like type provider types and indicate correct specialty designations on provider finders.axonomy codes are national specialty codes used by providers to indicate their specialty at the claim level.
1 Taxonomy (biology) , a branch of science that encompasses the description, identification, nomenclature, and classification of organisms. 2  Alpha taxonomy, the description and basic classification of new species, subspecies, and other taxa. 3  Linnaean taxonomy meaning either of: Taxonomy (general) , the practice and science of classification of things or concepts, including the principles that underlie such classification.