Results 21 to 30 of about 1,842,228 (287)

Pseudorandom generators, measure theory, and natural proofs [PDF]

open access: yesProceedings of IEEE 36th Annual Foundations of Computer Science, 2002
We prove that if strong pseudorandom number generators exist, then the class of languages that have polynomial-sized circuits (P/poly) is not measurable within exponential time, in terms of the resource-bounded measure theory of Lutz. We prove our result by showing that if P/poly has measure zero in exponential time, then there is a natural proof ...
K.W. Regan   +2 more
openaire   +1 more source

Proof Theory of Finite-valued Logics [PDF]

open access: yes, 1993
The proof theory of many-valued systems has not been investigated to an extent comparable to the work done on axiomatizatbility of many-valued logics. Proof theory requires appropriate formalisms, such as sequent calculus, natural deduction, and tableaux
Zach, Richard
core   +5 more sources

Towards a group theoretical proof of the Frobenius theorem [PDF]

open access: yesJournal of Mahani Mathematical Research
The Frobenius finite group was defined by Frobenius more than 100 years ago to be a group with a non-trivial proper subgroup $H$ whose intersection with all of its conjugates is the trivial group.
Mohammad Reza Darafsheh
doaj   +1 more source

Relativistic Electromagnetic Mass Models: Charged Dust Distribution in Higher Dimensions [PDF]

open access: yes, 2005
Electromagnetic mass models are proved to exist in higher dimensional theory of general relativity corresponding to charged dust distribution. Along with the general proof a specific example is also sited as a supporting candidate.Comment: Latex, 7 pages.
A. Banerjee   +22 more
core   +2 more sources

PROOFTOOL: a GUI for the GAPT Framework [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2013
This paper introduces PROOFTOOL, the graphical user interface for the General Architecture for Proof Theory (GAPT) framework. Its features are described with a focus not only on the visualization but also on the analysis and transformation of proofs and ...
Cvetan Dunchev   +6 more
doaj   +1 more source

Unique perfect matchings, forbidden transitions and proof nets for linear logic with Mix [PDF]

open access: yesLogical Methods in Computer Science, 2020
This paper establishes a bridge between linear logic and mainstream graph theory, building on previous work by Retor\'e (2003). We show that the problem of correctness for MLL+Mix proof nets is equivalent to the problem of uniqueness of a perfect ...
Lê Thành Dũng Nguyên
doaj   +1 more source

Constructive pointfree topology eliminates non-constructive representation theorems from Riesz space theory [PDF]

open access: yes, 2008
In Riesz space theory it is good practice to avoid representation theorems which depend on the axiom of choice. Here we present a general methodology to do this using pointfree topology.
AC Zaanen   +25 more
core   +4 more sources

The Fundamental Problem of General Proof Theory [PDF]

open access: yesStudia Logica, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

The zeroth law of black hole thermodynamics in arbitrary higher derivative theories of gravity

open access: yesJournal of High Energy Physics, 2022
We consider diffeomorphism invariant theories of gravity with arbitrary higher derivative terms in the Lagrangian as corrections to the leading two derivative theory of Einstein’s general relativity.
Sayantani Bhattacharyya   +3 more
doaj   +1 more source

Characterization of incentive compatible single-parameter mechanisms revisited

open access: yesJournal of Mechanism and Institution Design, 2022
We reexamine the characterization of incentive compatible single-parameter mechanisms introduced in Archer and Tardos (2001). We argue that the claimed uniqueness result, called 'Myerson's Lemma' was not well established.
Krzysztof R. Apt, Jan Heering
doaj   +1 more source

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