TY - BOOK AU - Dickson, Leonard E. TI - Algebraic theories PY - 1959/// CY - New York PB - Dover Publications KW - Algebra KW - Mathematics N2 - Algebraic theories formerly known as "Modern algebraic theories," refers to a field within mathematics that studies algebraic structures and their properties using equations and terms with free variables. It's closely related to the concept of algebraic structures, and is considered a stronger condition than saying a theory is elementary. ER -