Manuscript  Posted 24/08/2017
Peirce, Charles S. (1906 [c.]). On the System of Existential Graphs Considered as an Instrument for the Investigation of Logic. MS [R] 499(s)
Object, Objective Object, Real Object, Dynamical Object, Naïve Interpretant, Rogate Interpretant, Objective Interpretant, Immediate Interpretant, Dynamical Interpretant, Normal Interpretant, Classification of Signs, Thought, Thinking, Pragmatism, Anthropomorphism, F. C. S. Schiller, Logic, Semeiotic, Existential Graph, Abduction, Induction, Deduction, Phaneron, Form, Matter, Natural Classification, Spot, Cyclosis, Chorisis, Loose End, Continuity, Blank, Line of Identity, Continuous Graph, Dissociation, Prescission, Discrimination, Medad, Monad, Pragmaticism


Dictionary Entry  Posted 24/11/2015
Quote from "Lectures on Pragmatism [R]"
A rhema containing one blank I call a monad, that containing two a dyad, etc. An entire proposition I term a medad, from μηδέν.


Dictionary Entry  Posted 12/01/2015
Quote from "Cambridge Lectures on Reasoning and the Logic of Things: Detached Ideas continued and the Dispute between Nominalists and Realists"
I distinguish verbs according to the numbers of their subject blanks, as medads, monads, dyads, triads, etc. A medad, or...


Dictionary Entry  Posted 12/01/2015
Quote from "On Logical Graphs"
…let a number of the proper designations of individual subjects be omitted, so that the assertion becomes a mere blank form for an assertion which can be reconverted into an assertion by filling...


Dictionary Entry  Posted 12/01/2015
Quote from "The Logic of Relatives"
In a complete proposition there are no blanks. It may be called a medad, or medadic relative…


Dictionary Entry  Posted 12/01/2015
Quote from "Prolegomena to an Apology for Pragmaticism"
In the present application, a medad must mean an indecomposable idea altogether severed logically from every other; a monad will mean an element which, except that...


Dictionary Entry  Posted 12/01/2015
Quote from "Logical Tracts. No. 2. On Existential Graphs, Euler's Diagrams, and Logical Algebra"
A rhema with no blank is called a medad, and is a complete proposition.


Manuscript  Posted 24/09/2014
Peirce, Charles S. (1903). Lecture II [R]. MS [R] 455
Robin Catalogue:
A. MS., notebook, n.p., 1903, pp. 131.
The first and third parts of an introduction to the alpha and beta parts of the system of existential graphs; MS. 456 is...
Necessary Reasoning, Mathematical Reasoning, Universe, Universe of Discourse, Graph, Existential Graph, Scribed Sign, Graphreplica, Conditional Proposition De Inesse, Scroll, Enclosure, Place of Cut, Area of Cut, Permissible Transformation, Alphapermissible Transformation, Rule of Erasure and Insertion, Rule of Iteration and Deiteration, Rule of the Double Cut, Modus Ponens, Alpha Graph, Beta Graph, Proper Name, Selective, Sheet of Assertion, Blank, Rheme, Rhema, Monad, Dyad, Triad, Medad, Spot, Lexis, Hook, Line of Identity, Bridge, Illative Transformation, Ligature


Manuscript  Posted 07/04/2013
Peirce, Charles S. (1903 [c.]). Logical Tracts. No. 1. On Existential Graphs. MS [R] 491
From the Robin Catalogue:
A. MS., n.p., [c 1903], pp. 112; 110; 13; 11 pp. of variants. Logical and existential graphs (pp. 112). Basic definitions and principles of...
Representation, Sign, Representamen, Icon, Index, Symbol, Informant Index, Proposition, Photograph, Identifying Index, Term, Argument, Graph, Entire Graph, Partial Graph, Pseudograph, Logical Graph, Existential Graph, Sheet of Assertion, Rhema, Onoma, Spot, Hook, Medad, Monad, Dyad, Triad, Polyad, Scroll, Defender, Opponent, Pure Icon, Language, Artificial Sign


Manuscript  Posted 04/02/2013
Peirce, Charles S. (1895 [c.]). On Quantity, with special reference to Collectional and Mathematical Infinity. MS [R] 15
From the Robin Catalogue:
A. MS., n.p., [c.1895], pp. 129, incomplete.
Same questions raised as in MS. 14. “Mathematics” defined, with extended comments on the divisions of the...
Anthropology, Applied Mathematics, Aristotle, Association, Astronomy, Augustus De Morgan, Benjamin Peirce, Biography, Biology, Blank, Chemistry, Collectional Quantity, Consequentia Simplex De Inesse, Continuity, Deductive Reasoning, Dyad, Dynamics, Ethics, Ethnological Psychics, Experience, General History, Geography, Geology, George Chrystal, History of Intellectual Products, Hypothesis, Inference by Deiteration, Inference by Excluded Middle, Inference by Insertion, Inference by Iteration, Inference by Omission, Inference from Contradiction, Kant, Limit, Logic, Logical Relation, Mathematical Infinity, Mathematical Relation, Mathematics, Medad, Metaphysics, Meteorology, Molecular Physics, Monad, Multitude, Negative Logical Graph, Nomological Sociology, Philonian Conditional, Physical Geometry, Physics, Physics of Ether, Possibility, Postulate, Practical Sciences, Psychics, Psychology, Pure Mathematics, Quantity, Religion, Science of Gravitation, Science of Space, Science of Time, Space, Time, Triad, Verb, Will, William Hamilton, Zero Proposition, Inference by Commutation

