Results 51 to 60 of about 2,869,949 (320)

A Syntactic Proof of the Decidability of First-Order Monadic Logic

open access: yesBulletin of the Section of Logic
Decidability of monadic first-order classical logic was established by Löwenheim in 1915. The proof made use of a semantic argument and a purely syntactic proof has never been provided.
Eugenio Orlandelli, Matteo Tesi
doaj   +1 more source

On Affine Logic and {\L}ukasiewicz Logic [PDF]

open access: yes, 2014
The multi-valued logic of {\L}ukasiewicz is a substructural logic that has been widely studied and has many interesting properties. It is classical, in the sense that it admits the axiom schema of double negation, [DNE]. However, our understanding of {\L}
Arthan, Rob, Oliva, Paulo
core  

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
wiley   +1 more source

The Logic of Self-Organized Criticality

open access: yesStudia Humana, 2015
A consideration of non-classical logic in terms of classical one allows us to show a role of designated truth values. In this way we show that our version of non-classical many-valued logic can be based on the structure of genetic code.
Bakhtiyarov Kamil I.
doaj   +1 more source

Logika kondicionálov

open access: yesFilosofický časopis, 2022
In his monograph The Paradoxes of Classical Logic (Paradoxy klasickéj logiky. Filosofie a logika hypotetických vět), Vít Punčochář, in addition to an overview of classical logic, presents the paradoxes of material implication and an explanation of the ...
Gahér, František
doaj   +1 more source

Formal logic: Classical problems and proofs [PDF]

open access: yes, 2019
Not focusing on the history of classical logic, this book provides discussions and quotes central passages on its origins and development, namely from a philosophical perspective.
Augusto, Luis M.
core  

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Fuzzy Logic versus Classical Logic: An Example in Multiplicative Ideal Theory

open access: yesAdvances in Fuzzy Systems, 2016
We discuss a fuzzy result by displaying an example that shows how a classical argument fails to work when one passes from classical logic to fuzzy logic.
Olivier A. Heubo-Kwegna
doaj   +1 more source

The Need to Concentrate on Interdisciplinary in Science Classification Systems and Library-Bibliographical Classification Schemas: A Switch from Classical Logic to Fuzzy Logic [PDF]

open access: yesInterdisciplinary Studies in the Humanities, 2018
Classical classification with two-value logic is the basis of most of the classification schemes, while with the emergence of interdisciplinary sciences, this has become challenging in properly determining their stance in the classification of science ...
M. Cheshmehsohrabi, F. Zarmehr
doaj   +1 more source

Observation of Relativistic Domain Wall Motion in Amorphous Ferrimagnets

open access: yesAdvanced Functional Materials, EarlyView.
Domain walls in ferrimagnets and antiferromagnets move as relativistic sine‐Gordon solitons, with the spin‐wave velocity setting their speed limit. Such relativistic domain‐wall motion is demonstrated in amorphous GdFeCo near angular momentum compensation, where current‐driven walls reach 90% of the 2 kms−1 spin‐wave speed, enabling ultrafast, device ...
Pietro Diona   +3 more
wiley   +1 more source

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