De Morgan’s Theorem And The Dynamism Of Negation In Human Systems
DOI:
https://doi.org/10.69980/jaz.v43iS2.5417Keywords:
De Morgan, theorem, negation, conjunction, human system, and disjunctions.Abstract
This paper advances a grounded interpretation of De Morgan’s laws by examining their operative significance beyond formal logic and into the domains of language, cognition, and social systems. Building on the foundational work of Augustus De Morgan, it argues that the classical equivalences governing the transformation of conjunction and disjunction under negation are not merely static algebraic identities, but dynamic structures whose application within human systems reveals important limitations and productive tensions. By analytic method of research this paper seeks to demonstrates that the behavior of negation in natural language and human reasoning departs significantly from its idealized logical form. Phenomena such as negation-raising, coordination asymmetries, and context-sensitive interpretation expose a structural “fracture” between formal duality and lived meaning. The paper also situates these tensions within broader philosophical concerns about the limits of formal systems, drawing on insights associated with Kurt Gödel to argue that the application of De Morgan’s framework to human and institutional contexts inevitably encounters incompleteness. In contemporary settings—ranging from legal reasoning to algorithmic governance—negation emerges not as a purely formal operation but as a socially embedded act shaped by interpretation, intention, and ethical judgment. Ultimately, the study contends that De Morgan’s laws should be understood as foundational yet incomplete schemata that require supplementation by contextual, cognitive, and normative dimensions.
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References
1. Cesaretti, Andrea. “Beyond the Code: Gödel’s Incompleteness and the Limits of Formal Governance in DAOs.” In DAO Governance in Theory and Practice: Metrics and Frameworks, 105-120. Springer, 2025.
2. De Morgan, Augustus. Formal Logic: or, the Calculus of Inference, Necessary and Probable. London: Taylor and Walton, 1847.
3. De Morgan, Augustus. On the Syllogism: and Other Logical Writings. Edited by Peter Heath. London: Routledge, 2015.
4. Devidi, Daniel. “Negation: Philosophical Aspects.” In Concise Encyclopedia of Philosophy of Language and Linguistics, edited by Alex Barber and Robert J. Stainton, 533-536. Elsevier, 2006.
5. Krivochen, Diego Gabriel. “De Morgan’s Laws and NEG-Raising: A Syntactic View.” Linguistic Frontiers 9, no. 1 (2018): 1-12.
6. Lincoln IV, Charles E. A. “Axiomatic Shifting Paradigms: Wittgenstein’s Language-Games, Gödel’s Incompleteness Theorem, Language, Law, and the Limits of Formalism.” University of Arkansas at Little Rock Law Review 47, no. 2 (2025): 1-30.
7. Macbeth, Guillermo, Eugenia Razumiejczyk, María del Carmen Crivello, Christian Bolzán, and Mauro Campitelli. “Mental Models for the Negation of Conjunctions and Disjunctions.” Revista Argentina de Ciencias del Comportamiento 6, no. 3 (2014): 17-25.
8. Ukam, John Inah. “Hilbert & Goedel on Completeness and Incompleteness Theory: A Look at the Problem of Formalism in Communication.” CRUTECH Journal of Communication 4, no. 3 (2023): 1-15.
9. Zach, Richard. “Hilbert’s Program.” In The Stanford Encyclopedia of Philosophy, edited by Edward N. Zalta. Winter 2003. https://plato.stanford.edu/entries/hilbert-program/.
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Copyright (c) 2024 Anacletus Ogbunkwu PhD, Polycarp Okafor PhD, Peter Onwe PhD, Osbert Uyovwieyovwe Isiorhovoja PhD, Chrysantus Chinyere Onwura PhD

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