Jan Valdman

Last seen: 4 Tage vor | Aktiv seit 2010

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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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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 Monate vor | 10 Downloads |

Gesendet

Evaluation of intrinsic rotations
We provide an alternative to the function rotm2eul from Robotics System Toolbox and comparisons.

9 Monate vor | 1 Download |

Gesendet

HADAMARD’S INEQUALITY IN THE MEAN
Evaluation of the HADAMARD’S INEQUALITY IN THE MEAN in 2 space-dimensions.

11 Monate vor | 2 Downloads |

Gesendet

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....

mehr als ein Jahr vor | 1 Download |

Gesendet

Constitutive model of shape memory alloys
An unconstrained minimization of FEM discretized energies.

mehr als ein Jahr vor | 10 Downloads |

Gesendet

Semismooth* Newton method for contact friction problems
Finite element solution of a contact problem with a Tresca friction by the semismooth* Newton method.

etwa 3 Jahre vor | 1 Download |

Gesendet

Simulation of von Kármán viscoelastic plates
A quasistatic evolution of viscoelastic von Kármán plates.

mehr als 4 Jahre vor | 2 Downloads |

Gesendet

Implementation of C1 FEM
Detailed implementation of Bogner-Fox-Schmit elements.

etwa 5 Jahre vor | 1 Download |

Gesendet

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.

etwa 5 Jahre vor | 1 Download |

Gesendet

Element-based Solvers
2D Poisson's solver using only local FEM matrices without the global matrix assembly.

etwa 5 Jahre vor | 2 Downloads |

Gesendet

Evolutionary model for shape memory alloys
Software for a new article - more details later

mehr als 5 Jahre vor | 3 Downloads |

Gesendet

Fast elastoplastic FEM assembly
Vectorized assembly of FEM matrices and including complete calculations of elastoplasticity benchmarks.

mehr als 5 Jahre vor | 5 Downloads |

Gesendet

Fast FEM assembly: nodal elements
Vectorized assembly of FEM matrices.

mehr als 5 Jahre vor | 7 Downloads |

Gesendet

Fast FEM assembly: edge elements
Vectorized assembly of FEM matrices.

mehr als 5 Jahre vor | 5 Downloads |

Gesendet

Computation of the Friedrichs and Poincare constants in 2D/3D
Computation of Friedrichs and Poincare constants in 2D/3D from generalized eigenvalue problems.

etwa 6 Jahre vor | 1 Download |

Gesendet

Error identities for variational problems with obstacles
Calculaton of Error identities for variational problems with obstacles

mehr als 6 Jahre vor | 1 Download |

Gesendet

Continuum undergoing combined elasto-plasto-damage transformation.
Time-dependent evolution of the continuum undergoing combined elasto-plasto-damage transformation.

fast 7 Jahre vor | 4 Downloads |

Gesendet

Lagrange polynomial and its subpolynomials
Construction of the Lagrange interpolation polynomial from its definition.

etwa 7 Jahre vor | 1 Download |

Gesendet

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

mehr als 7 Jahre vor | 1 Download |

Gesendet

Edges generation
Algorithm generates edges of a conforming 2D/3D triangulation.

mehr als 7 Jahre vor | 2 Downloads |

Gesendet

Quadrature of the absolute value of a function
Quadrature of the absolute value of a function

etwa 8 Jahre vor | 1 Download |

Gesendet

Two-phase obstacle problem in 1D and its aposteriori error estimate
Calculation of two-phase obstacle problem and its a posteriori error estimate

etwa 8 Jahre vor | 1 Download |

Gesendet

Obstacle problem in 2D and its aposteriori error estimate
An obstacle problem is solved and the error of the solution is estimated

etwa 9 Jahre vor | 1 Download |

Gesendet

3D Crouzeix-Raviart mortar finite element method
Implementation of 3D Crouzeix-Raviart mortar finite element

etwa 9 Jahre vor | 3 Downloads |

Gesendet

Double porosity model
Finite element solution of the double porosity model and its a posteriori error estimate

etwa 9 Jahre vor | 4 Downloads |

Gesendet

Thermo-magnetic solver
Simulation of a mesoscopic model of temperature/external field-driven evolution of magnetization

mehr als 9 Jahre vor | 2 Downloads |

Gesendet

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.

mehr als 10 Jahre vor | 1 Download |

Gesendet

Rotating symetric elastic ring with a friction boundary condition
Animation of a rotating elastic ring subjected to time dependent periodical boundary conditions.

mehr als 13 Jahre vor | 1 Download |

Gesendet

Two-yield elastoplasticity solver
Time-dependent 2D elastoplasticity solver for a two-yied model.

fast 14 Jahre vor | 2 Downloads |

Jan Valdman

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