Results 21 to 30 of about 23,065,756 (214)

Enhanced Floating Isogeometric Analysis

open access: yesComputer Methods in Applied Mechanics and Engineering, 2023
The numerical simulation of additive manufacturing techniques promises the acceleration of costly experimental procedures to identify suitable process parameters. We recently proposed Floating Isogeometric Analysis (FLIGA), a new computational solid mechanics approach, which is mesh distortion-free in one characteristic spatial direction.
Helge C. Hille   +2 more
openaire   +7 more sources

Isogeometric collocation approximations of acoustic wave problems [PDF]

open access: yes, 2021
In the last decades there has been an increasing attention to high order simulation of acoustic wave propagation by considering spectral, spectral elements and isogeometric (IGA) discretizations.
Elena Zampieri
core  

BPX-preconditioning for isogeometric analysis [PDF]

open access: yesComputer Methods in Applied Mechanics and Engineering, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
A Buffa   +3 more
openaire   +6 more sources

Mathematical Foundations of Isogeometric Analysis [PDF]

open access: yes, 2019
Isogeometric analysis is a recent technology for numerical simulation, unifying computer aided design and finite element analysis. It offers a true design-through-analysis pipeline by employing the same representation models for both creating geometries ...

core   +3 more sources

Isogeometric analysis in option pricing [PDF]

open access: yesInternational Journal of Computer Mathematics, 2018
Isogeometric analysis is a recently developed computational approach that integrates finite element analysis directly into design described by non-uniform rational B-splines (NURBS). In this paper we show that price surfaces that occur in option pricing can be easily described by NURBS surfaces. For a class of stochastic volatility models, we develop a
Jan Pospisil 0001, Vladimír Svígler
openaire   +2 more sources

Bembel: The fast isogeometric boundary element C++ library for Laplace, Helmholtz, and electric wave equation

open access: yesSoftwareX, 2020
In this article, we present Bembel, the C++ library featuring higher order isogeometric Galerkin boundary element methods for Laplace, Helmholtz, and Maxwell problems.
J. Dölz   +5 more
doaj   +1 more source

Mesh grading in isogeometric analysis

open access: yesComputers & Mathematics with Applications, 2015
This paper is concerned with the construction of graded meshes for approximating so-called singular solutions of elliptic boundary value problems by means of multipatch discontinuous Galerkin Isogeometric Analysis schemes. Such solutions appear, for instance, in domains with re-entrant corners on the boundary of the computational domain, in problems ...
Ulrich Langer   +3 more
openaire   +3 more sources

A study of isogeometric analysis for scalar convection-diffusion equations [PDF]

open access: yes, 2013
Isogeometric Analysis (IGA), in combination with the Streamline Upwind Petrov--Galerkin (SUPG) stabilization, is studied for the discretization of steady-state con\-vection-diffusion equations.
Schumacher, Liesel, John, Volker
core   +1 more source

Isogeometric treatment of large deformation contact and debonding problems with T-splines: a review

open access: yesCurved and Layered Structures, 2015
Within a setting where the isogeometric analysis (IGA) has been successful at bringing two different research fields together, i.e. Computer Aided Design (CAD) and numerical analysis, T-spline IGA is applied in this work to frictionless contact and mode ...
Dimitri Rossana
doaj   +1 more source

On contact modelling in isogeometric analysis [PDF]

open access: yesEuropean Journal of Computational Mechanics, 2017
IsoGeometric Analysis (IGA) has proved to be a reliable numerical tool for the simulation of structural behaviour and fluid mechanics.
Cardoso, RP, Adetoro, OB
openaire   +2 more sources

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