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An "Entirely Different Series of Categories": Peirce's Material Categories
- Transactions of the Charles S. Peirce Society: A Quarterly Journal in American Philosophy
- Indiana University Press
- Volume 46, Number 1, Winter 2010
- pp. 94-110
- Article
- Additional Information
Aside from Peirce's formal, Cenopythagorean categories of Firstness, Secondness, and Thirdness, Peirceans should acknowledge a second set of categories—I call them the material categories—that is not reducible to the formal, Cenopythagorean categories.