Allal Guessab

According to our database, Allal Guessab authored at least 25 papers between 1999 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

A new quadratic and cubic polynomial enrichment of the Crouzeix-Raviart finite element.

Francesco Dell'Accio, Allal Guessab, Federico Nudo

CoRR, 2024

2023

Enrichment strategies for the simplicial linear finite elements.

Francesco Dell'Accio, Filomena Di Tommaso, Allal Guessab, Federico Nudo

Appl. Math. Comput., August, 2023

A general class of enriched methods for the simplicial linear finite elements.

Francesco Dell'Accio, Filomena Di Tommaso, Allal Guessab, Federico Nudo

Appl. Math. Comput., 2023

2019

Extended Multidimensional Integration Formulas on Polytope Meshes.

Allal Guessab, Boris Semisalov

SIAM J. Sci. Comput., 2019

An extended family of nonconforming quasi-Wilson elements for solving elasticity problem.

Boujemâa Achchab, Abdellatif Agouzal, Allal Guessab, Yassine Zaim

Appl. Math. Comput., 2019

2017

New cubature formulas and Hermite-Hadamard type inequalities using integrals over some hyperplanes in the d-dimensional hyper-rectangle.

Mostafa Bachar, Allal Guessab, Osama Mohammed, Yassine Zaim

Appl. Math. Comput., 2017

2015

A new class of nonconforming finite elements for the enrichment of Q₁ element on convex polytope.

Boujemâa Achchab, Allal Guessab, Yassine Zaim

Appl. Math. Comput., 2015

A general approach to the construction of nonconforming finite elements on convex polytopes.

Boujemâa Achchab, Khalid Bouihat, Allal Guessab, Gerhard Schmeisser

Appl. Math. Comput., 2015

2014

Symmetrization, convexity and applications.

Allal Guessab, Florian Guessab

Appl. Math. Comput., 2014

Approximations of differentiable convex functions on arbitrary convex polytopes.

Allal Guessab

Appl. Math. Comput., 2014

Symmetrization procedures and convexity in centrally symmetric polytopes.

Allal Guessab

Appl. Math. Comput., 2014

An integral inequality for cosine polynomials.

Horst Alzer, Allal Guessab

Appl. Math. Comput., 2014

On the approximation of strongly convex functions by an upper or lower operator.

Osama Yousif Mohammed Alabdali, Allal Guessab

Appl. Math. Comput., 2014

On approximation of linear functionals over convex functions: Construction techniques and new directions.

Boujemâa Achchab, Allal Guessab

Appl. Math. Comput., 2014

2013

Increasing the approximation order of spline quasi-interpolants.

Domingo Barrera, Allal Guessab, María J. Ibáñez, Otheman Nouisser

J. Comput. Appl. Math., 2013

Generalized barycentric coordinates and approximations of convex functions on arbitrary convex polytopes.

Allal Guessab

Comput. Math. Appl., 2013

Construction techniques for multivariate modified quasi-interpolants with high approximation order.

Domingo Barrera, Allal Guessab, María J. Ibáñez, Otheman Nouisser

Comput. Math. Appl., 2013

2012

A class of nonlinear four-point subdivision schemes - Properties in terms of conditions.

Allal Guessab, María Moncayo, Gerhard Schmeisser

Adv. Comput. Math., 2012

2011

Error analysis for a non-standard class of differential quasi-interpolants.

Allal Guessab, María J. Ibáñez, Otheman Nouisser

Math. Comput. Simul., 2011

2010

Optimal bivariate C¹ cubic quasi-interpolation on a type-2 triangulation.

Domingo Barrera, Allal Guessab, María J. Ibáñez, Otheman Nouisser

J. Comput. Appl. Math., 2010

Construction of positive definite cubature formulae and approximation of functions via Voronoi tessellations.

Allal Guessab, Gerhard Schmeisser

Adv. Comput. Math., 2010

2005

Sharp Error Estimates for Interpolatory Approximation on Convex Polytopes.

Allal Guessab, Gerhard Schmeisser

SIAM J. Numer. Anal., 2005

2004

Convexity results and sharp error estimates in approximate multivariate integration.

Allal Guessab, Gerhard Schmeisser

Math. Comput., 2004

2002

Sharp Integral Inequalities of the Hermite-Hadamard Type.

Allal Guessab, Gerhard Schmeisser

J. Approx. Theory, 2002

1999

A fast algorithm for Gaussian type quadrature formulae with mixed boundary conditions and some lumped mass spectral approximations.

Abdelkrim Ezzirani, Allal Guessab

Math. Comput., 1999