Jan Valdman
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Associate professor of applied mathematics https://sites.google.com/site/janvaldman/ Professional Interests: FEM, nonlinear computational mechanics, a posteriori error estimates, MATLAB vectorizations
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Awarded to Jan Valdman on 15 Feb 2022
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Awarded to Jan Valdman on 01 Nov 2019
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Awarded to Jan Valdman on 09 Oct 2019
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Awarded to Jan Valdman on 09 Oct 2019
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Awarded to Jan Valdman on 09 Oct 2019
Publish your first submission
Awarded to Jan Valdman on 09 Oct 2019
Accept 1 answer given by other contributors
Awarded to Jan Valdman on 15 Oct 2018
Solve a problem for the first time
Awarded to Jan Valdman on 28 Apr 2017
Feeds
Submitted
Equilibria of economical models with cost of change
Evaluations of Cournot-Nash and Stackelber-Cournot-Nash equilibria for models with several firms using Gauss method
7 months ago | 10 downloads |
Submitted
Evaluation of intrinsic rotations
We provide an alternative to the function rotm2eul from Robotics System Toolbox and comparisons.
9 months ago | 1 download |
Submitted
HADAMARD’S INEQUALITY IN THE MEAN
Evaluation of the HADAMARD’S INEQUALITY IN THE MEAN in 2 space-dimensions.
11 months ago | 2 downloads |
Submitted
Enlarge figure axes by a given factor
Given a figure with (eg. tight) axes, this simple code automatically recalculates and enlarges axes them by a prescribed factor....
1 year ago | 1 download |
Submitted
Constitutive model of shape memory alloys
An unconstrained minimization of FEM discretized energies.
1 year ago | 10 downloads |
Submitted
Semismooth* Newton method for contact friction problems
Finite element solution of a contact problem with a Tresca friction by the semismooth* Newton method.
3 years ago | 4 downloads |
Submitted
Simulation of von Kármán viscoelastic plates
A quasistatic evolution of viscoelastic von Kármán plates.
4 years ago | 2 downloads |
Submitted
Implementation of C1 FEM
Detailed implementation of Bogner-Fox-Schmit elements.
5 years ago | 1 download |
Submitted
Hyper elasticity with a non-penetration condition
A 2D FEM solver based on an energy minimisation formulated in C^1 deformation including a new non-penetration term.
5 years ago | 1 download |
Submitted
Element-based Solvers
2D Poisson's solver using only local FEM matrices without the global matrix assembly.
5 years ago | 2 downloads |
Submitted
Evolutionary model for shape memory alloys
Software for a new article - more details later
5 years ago | 3 downloads |
Submitted
Fast elastoplastic FEM assembly
Vectorized assembly of FEM matrices and including complete calculations of elastoplasticity benchmarks.
5 years ago | 4 downloads |
Submitted
Fast FEM assembly: nodal elements
Vectorized assembly of FEM matrices.
5 years ago | 7 downloads |
Submitted
Fast FEM assembly: edge elements
Vectorized assembly of FEM matrices.
5 years ago | 6 downloads |
Submitted
Computation of the Friedrichs and Poincare constants in 2D/3D
Computation of Friedrichs and Poincare constants in 2D/3D from generalized eigenvalue problems.
6 years ago | 4 downloads |
Submitted
Error identities for variational problems with obstacles
Calculaton of Error identities for variational problems with obstacles
6 years ago | 1 download |
Submitted
Continuum undergoing combined elasto-plasto-damage transformation.
Time-dependent evolution of the continuum undergoing combined elasto-plasto-damage transformation.
7 years ago | 3 downloads |
Submitted
Lagrange polynomial and its subpolynomials
Construction of the Lagrange interpolation polynomial from its definition.
7 years ago | 1 download |
Submitted
Two-phase obstacle problem in 2D and its aposteriori error estimate
Calculation of two-phase obstacle problem in 2D and its a posteriori error estimate
7 years ago | 1 download |
Submitted
Edges generation
Algorithm generates edges of a conforming 2D/3D triangulation.
7 years ago | 2 downloads |
Submitted
Quadrature of the absolute value of a function
Quadrature of the absolute value of a function
8 years ago | 1 download |
Submitted
Two-phase obstacle problem in 1D and its aposteriori error estimate
Calculation of two-phase obstacle problem and its a posteriori error estimate
8 years ago | 1 download |
Submitted
Obstacle problem in 2D and its aposteriori error estimate
An obstacle problem is solved and the error of the solution is estimated
9 years ago | 1 download |
Submitted
3D Crouzeix-Raviart mortar finite element method
Implementation of 3D Crouzeix-Raviart mortar finite element
9 years ago | 1 download |
Submitted
Double porosity model
Finite element solution of the double porosity model and its a posteriori error estimate
9 years ago | 4 downloads |
Submitted
Thermo-magnetic solver
Simulation of a mesoscopic model of temperature/external field-driven evolution of magnetization
9 years ago | 2 downloads |
Submitted
Obstacle problem in 1D and its aposteriori error estimate
Contact problem is solved by the Uzawa algorithm and the error of the solution is estimated.
10 years ago | 1 download |
Submitted
Rotating symetric elastic ring with a friction boundary condition
Animation of a rotating elastic ring subjected to time dependent periodical boundary conditions.
13 years ago | 1 download |
Submitted
Two-yield elastoplasticity solver
Time-dependent 2D elastoplasticity solver for a two-yied model.
14 years ago | 1 download |
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