Contact of hyperelastic with rigid body diverges by iteration 0


3

488

January 29, 2022

How to add coupled body force per volume unit in NavierStokes eqts?


0

102

January 27, 2022

How to Get Drag and Lift Coefficients for Flow Around a Cylinder


12

707

January 24, 2022

How to choose the optimal solver for a PDE problem?


2

443

January 20, 2022

Imposing bcs using Lagrange Multiplier


1

264

January 17, 2022

Extracting solution at the domain boundaries


2

230

January 17, 2022

Which finite element to use?


2

265

January 14, 2022

Higher order interelement continuity  e.g. Hermite or Spline interpolation in Fenics


2

242

January 7, 2022

Surfacetosurface radiation in FENiCS


0

259

December 6, 2021

Adjoint equation


1

186

December 2, 2021

Pressure Singularity  Boundary layer problem


2

315

November 22, 2021

Fourier Transform of a function


0

147

November 9, 2021

Theta scheme for 1D wave equation


3

377

November 2, 2021

Unsure about vorticity boundary condition in steady Stokes flow past sphere


0

140

October 28, 2021

Solving coupled partial differential equations, error grows with domain size


0

216

October 19, 2021

Definition of coupled Neumann boundary condition


0

204

October 18, 2021

Roundoff errors relative to mesh size and polynomial order


2

203

October 13, 2021

Integrate a field quantity along a line in 3D


1

318

October 13, 2021

Stream function based solution to Stokes equation


3

212

October 5, 2021

Stokes equations in 2D spherical axisymmetric coordinates


0

283

October 4, 2021

2D heattransfer (conduction/Laplacian/Poisson) in spherical annulus, axisymmetric spherical coordinates


3

338

October 4, 2021

Error while trying to find the derivative of userdefined expression ["ufl.log.UFLException: Cannot determine geometric dimension from expression."]


2

223

September 14, 2021

Unable to set low tolerance for picking points on boundary, [Warning: Found no facets matching domain for boundary condition]


2

232

September 10, 2021

1D heattransfer in spherical annulus, encountering "Can't add expressions with different shapes"


2

193

September 6, 2021

Convergence test for FEM simulation for wave equation with nonuniform velocity


0

116

August 30, 2021

Searching for an energy saving numerical method


0

135

August 23, 2021

How to see if form is coercive numerically?


5

277

August 12, 2021

Evaluation of grad function in Dolfin


2

311

July 26, 2021

Recommended textbooks


2

234

July 15, 2021

Exact evaluation of source terms


4

149

July 9, 2021
