References to the Logic Alphabet 

Clark, William Glenn (1997). New light on Peirce's iconic notation for the sixteen binary connectives. In Nathan Houser, Don D. Roberts. and James Van Evra (editors), Studies in the Logic of Charles Sanders Peirce, 304333. Bloomington: Indiana University Press. Clark, William Glenn, and Shea Zellweger (1993). Let the mirrors do the thinking. Mount Union Magazine 93: 25. Farias, Priscila, and Joäo Queiroz (2001). Signdesign: Nuevas estrategias para modelar procesos y estructuras signicas. Signa 10: 127147. GrattanGuinness, Ivor (1999). Forms of algebra and their interpretations: Some historical and philosophical features. In L. Albertazzi (editor), Shapes of Forms, 177190. Great Britain: Kluwer Academic Publishers. Kauffman, Louis H. (2001). The mathematics of Charles Sanders Peirce. Cybernetics & Human Knowing 8: 79110. Lemke, Jay L. (2002). Mathematics in the middle: Measure, picture, gesture, sign, and word. (in press) Messenger, Theodore (1986). Expressing and using Nadic operators in the propositional calculus. Journal of Symbolic Logic 51: 1066 (abstract). Schmeikal, Bernd (2000). Clifford algebra of quantum logic. In Rafal Ablamowicz and Bertfried Fauser (editors), Clifford Algebras and their Applications in Mathematical Physics, Volume I: Algebra and Physics, 219241. Boston: Birkhauser. Smith, Tony (2002). Simplex Physics above the Plank Energy. Vile, Adam (2002). Mathematics in flatland: A Peircean, trialectic view of the nature of mathematics. (in press) 

