Results 21 to 30 of about 1,046,535 (320)

A quantitative sharpening of Moriwaki's arithmetic Bogomolov inequality [PDF]

open access: yes, 2005
A. Moriwaki proved the following arithmetic analogue of the Bogomolov unstability theorem. If a torsion-free hermitian coherent sheaf on an arithmetic surface has negative discriminant then it admits an arithmetically destabilising subsheaf.
Naumann, Niko
core   +2 more sources

Arithmetic Cryptography [PDF]

open access: yesJournal of the ACM, 2017
We study the possibility of computing cryptographic primitives in a fully black-box arithmetic model over a finite field F . In this model, the input to a cryptographic primitive (e.g., encryption scheme) is given as a sequence of field elements, the honest parties are implemented by arithmetic circuits that make ...
Benny Applebaum   +2 more
openaire   +1 more source

Computer Arithmetic

open access: yesIntroduction to Programming with C++ for Engineers, 2020
What distinguishes computer arithmetic is its intrinsic relation to technology and the ways things are designed and implemented in a digital computer. This comes from the fact that the value of a particular way to compute, or a particular algorithm, is ...
Victor Eijkhout
semanticscholar   +1 more source

Towards a theory of arithmetic degrees [PDF]

open access: yes, 1996
The aim of this paper is to start a systematic investigation of the arithmetic degree of projective schemes as introduced by D. Bayer and D. Mumford. One main theme concerns itself with the behaviour of this arithmetic degree under hypersurface sections.
Chikashi Miyazaki   +2 more
core   +4 more sources

Weak Arithmetics

open access: yesTheoretical Computer Science, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Hilbert arithmetic as a Pythagorean arithmetic: arithmetic as transcendental [PDF]

open access: yesSSRN Electronic Journal, 2021
The paper considers a generalization of Peano arithmetic, Hilbert arithmetic as the basis of the world in a Pythagorean manner. Hilbert arithmetic unifies the foundations of mathematics (Peano arithmetic and set theory), foundations of physics (quantum mechanics and information), and philosophical transcendentalism (Husserl’s phenomenology) into a ...
openaire   +3 more sources

Arithmetic Density [PDF]

open access: yesProceedings of the Edinburgh Mathematical Society, 2015
AbstractWe give measure estimates for sets appearing in the study of dynamical systems, such as preimages of Diophantine classes.
openaire   +4 more sources

Prediction of Surface Topography Parameters in Direct Laser Interference Patterning of Stainless Steel Using Infrared Monitoring and Convolutional Neural Networks

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents an infrared monitoring approach for direct laser interference patterning (DLIP) combined with a convolutional neural network (CNN). Thermal emission data captured during structuring are used to predict surface topography parameters.
Lukas Olawsky   +5 more
wiley   +1 more source

Effect of Oxygen Content on Surface and Subsurface Integrity During Turning of Ti–6Al–4V

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how oxygen content in the ambient atmosphere affects the surface and subsurface properties of Ti–6Al–4V during turning. Results show that oxygen does not influence surface roughness. However, machining in an extremely high vacuum‐adequate atmosphere increases surface hardness by up to 7.8% and induces compressive residual stresses ...
Benjamin Bergmann   +3 more
wiley   +1 more source

Effect of Laser Deoxidation on Adhesive‐Bonded Aluminum in an Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser ablation of aluminum under oxygen‐free conditions. The goal is to produce oxide‐free substrates that enable improved adhesive bonding with epoxy. Optimized laser parameters (90% overlap, 300 µJ) combined with oxide‐free substrates result in the highest tensile strength of the adhesive bond.
Sandra Gerland   +5 more
wiley   +1 more source

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