Real algebraic geometry and ordered structures : AMS Special Session on Real Algebraic Geometry and Ordered Algebraic Structures held at Louisiana State University, Baton Rouge, LA, April 17-21, 1996 : Special Semester on Real Algebraic Geometry and Ordered Structures held at Louisiana State University and Southern University, Baton Rouge, LA, January-May 1996 / - Delzell, Charles N.; Madden, James J. (American Mathematical Society, 2000)