Results 31 to 40 of about 109,843 (305)

Model Theory and Proof Theory of Coalgebraic Predicate Logic [PDF]

open access: yesLogical Methods in Computer Science, 2018
We propose a generalization of first-order logic originating in a neglected work by C.C. Chang: a natural and generic correspondence language for any types of structures which can be recast as Set-coalgebras.
Tadeusz Litak   +3 more
doaj   +1 more source

Quantifiers and existence

open access: yesPrincipia: An International Journal of Epistemology
There are some sentences that include expressions that refer to entities that do not exist. One example is this: Mary is in terror of werewolves. Some argue that this sentence cannot be translated into predicate logic.
Víctor Cantero-Flores
doaj   +1 more source

Completeness of the First-Order Logic of Partial Quasiary Predicates with the Complement Composition [PDF]

open access: yesComputer Science Journal of Moldova, 2019
Partial quasiary predicates are used in programming for representing program semantics and in logic for formalizing predicates over partial variable assignments.
Mykola Nikitchenko   +3 more
doaj  

Influences of Frege’s Predicate Logic on Some Computational Models [PDF]

open access: yesFuture Human Image, 2018
The purpose of this paper is to give some insights into the immense role of Frege’s first order logic (FOL) in the development of computer science. We argue that the FOL is fundamental in computer science, and that some computer science subfields could ...
Mohamad Awwad
doaj   +1 more source

Game Semantics in Teaching of Classical First Order Predicate Logic to Stu- dents of Computer Science

open access: yesMATEC Web of Conferences, 2018
Game-theoretical interpretation of logical semantics has been first suggested in 1950s. Although it is well know among professionals, it is often excluded from introductory courses in logic.
Glivická Jana
doaj   +1 more source

Necessity in the Thought of Avicenna [PDF]

open access: yesحکمت و فلسفه, 2018
To Avicenna, the relation between the subject and the predicate is of three kinds: possibility, necessity, and impossibility. Impossibility is the same as necessary non-existence. The word ‘modal’ in modal logic refers to these three.
milad omrani, Fereshteh Nabati
doaj   +1 more source

Expressing Validity: Towards a Self-Sufficient Inferentialism [PDF]

open access: yes, 2020
For semantic inferentialists, the basic semantic concept is validity. An inferentialist theory of meaning should offer an account of the meaning of "valid." If one tries to add a validity predicate to one's object language, however, one runs into ...
Hlobil, Ulf
core  

Origami‐Inspired Structural Design for Aquatic‐Terrestrial Amphibious Robots

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a lightweight amphibious origami robot actuated by a single shape memory alloy wire. A rigid foldable origami structure with displacement amplification enables efficient terrestrial crawling and aquatic swimming. The addition of fan‐shaped units allows controllable turning in both environments.
Weiqi Liu   +5 more
wiley   +1 more source

Agile Logical Semantics for Natural Languages

open access: yesInformation
This paper presents an agile method of logical semantics based on high-order Predicate Logic. An operator of predicate abstraction is introduced that provides a simple mechanism for logical aggregation of predicates and for logical typing.
Vincenzo Manca
doaj   +1 more source

An Introduction to Ontology [PDF]

open access: yes, 1998
Analytical philosophy of the last one hundred years has been heavily influenced by a doctrine to the effect that one can arrive at a correct ontology by paying attention to certain superficial (syntactic) features of first-order predicate logic as ...
Smith, Barry
core  

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