Laplacian 2.0 by Bryan C. Smith

(1-3)D sparse Laplacian matrices with eigenvalues and eigenvectors. (laplacian, eigenvalues, eigenvectors)

laplacian2(numpts, varargin)

Fast assembly of stiffness and matrices in finite element method by Jan Valdman

vectorization of FEM matrices assembly (fem, linear elasticity, stiffness matrix)

M=mass_matrixP1_2D(elements,areas)

M=mass_matrixP1_2D_elasticity(elements,areas)

M=mass_matrixP1_3D(elements,areas)

3D Solid FEM by Peter van Alem

3D FEM analysis using linear tetrahedral elements. Also a modal analysis is shown. (3d, fea, fem)

ElementMatrix.m

ExternalForces0D1D2D.m

N=ShapeFunctions(xi,eta,mu)

HJfem_lite by Mika

Finite element assembly routines for linear triangles and tetrahedra. Also simple 3D visualization. (mathematics, modeling, fem)

affine_tet(p,t,tind)

affine_tri(p,t,tind)

cubemesh(N)

FEM simulation of microstrip by Computational Electromagnetics At IIT Madras

FEM simulation of voltage and electrical field distributions in a microstrip (fem, laplace equation, dirichlet boundary co...)

Program44_fem_microstrip.m

FEM simulation of a parallel plate capacitor by Computational Electromagnetics At IIT Madras

FEM simulation of a parallel plate capacitor to obtain electric field and voltage distributions. (fem, laplace equation, parallel plate capaci...)

Program43_fem_capacitor.m

FEM Laplace Solver by Computational Electromagnetics At IIT Madras

An FEM solution for Laplacian in a bounded region (fem, matlab, laplace equation)

Program41_fem_laplace.m

Magnetic Flux distribution using FEM by PRAVI

Magnetic Flux distribution using Finite Element Method. (fem, finite element method, biotsavart law)

parallel_conductors.m

solenoid.m

Plate Bending by Siva Srinivas Kolukula

Bending of thin plate under uniform transverse pressure is solved using Finite Element Method (fea, plate bending, plate)

BoundaryCondition(typeBC,coordinates)

Force(nnel,shape,P)

GaussQuadrature(order)

The Plane Stress Problem by Siva Srinivas Kolukula

Plate under uniform tension at its edges is solved using Finite Element Method (postprocessing, fem, plate)

GaussQuadrature(ngl)

PlotFieldonMesh(coordinates,nodes,component)

PlotMesh(coordinates,nodes)

vtkpipe by LeFlaux

Pipe visualization data to vtk files. (vtk, visualization, data export)

vtkquiver(x, y, z, u, v, w, varname, filename)

vtkseries(t, f, filename)

vtktrisurf(tri, x, y, z, argin5, argin6, argin7)

Accelerating Finite Element Analysis (FEA) in MATLAB by Vaishali Shrivastava

Accelerate computationally intensive part of FEA by using Parallel computing. (parallel computing to..., fem, parallel computing)

computeMForcesfromV(nodes, edges, triangles, potential, geo...

connectivity(p,t)

copyright

A video clip on how lovely MATLAB can be in both computing and GUI by Mohammad Tabarroki

The program is about using FEM to analyze trusses and frames in a user-friendly graphical interface (gui, modeling, fem)

FEAnalyzer.wmv

Matrix Analysis of Three Dimensional Bar Structures MABS3D by Marcos Cesar Ruggeri

This program is an extension of MABS2D to three-dimensional space (3D). (approximation, fea, fem)

mabs3d.m

Matrix Structural Analysis by Hossein Rahami

A simple function for the analysis of two- and three- dimensional frame structures (planar frame, finite element, truss)

[Q,V,R]=MSA(D)

Matrix Analysis of Two Dimensional Bar Structures MABS2D by Marcos Cesar Ruggeri

This program solves bar structures of constant area through matrix analysis of structures. (matrix analysis, structures, aerodef)

MESH2D - Automatic Mesh Generation by Darren Engwirda

Generates unstructured triangular meshes for general 2D geometry. (fem, mesh generation, modeling)

checkgeometry(node,edge,face,hdata)

circumcircle(p,t)

connectivity(p,t)

Compute the heights for tetrahedrons by Wenzhe Shan

Compute the heights, from nodes to opposite faces, of selected tetrahedrons (simulation, fem)

gui_comp_h_tet4( id, ix, x)

Recursive longest-edge bisection by Wenzhe Shan

Finite element routine, to refine selected tetrahedron by bisecting their longest edges (simulation, fem)

recr_bisc_tet4( id, ix, nix, x, nx, u, r)

Solution of 2nd order differential equation by rayleigh ritz method by Aditya Vaidya

Solution of 2nd order differantial equation by Rayleigh Ritz method (differential equation..., rayleigh ritz, fem)

variational.m

Truss Analysis by Hossein Rahami

A very simple M-file for analysis of any truss (truss, analysis, mechanical modeling)

D=Data

TP(D,U,Sc)

[F,U,R]=ST(D)

2D Truss Analysis(GUI) by Yan Luo

2D truss analysis based on GUI. (truss, finite element mathod..., fem)

3D truss analysis\user interface in FEM by Balajee Ananthasayanam

Provides a simple user interface, analysis and graphical display of any 3D -truss problem. (differential equation..., fem, finite element method...)

Truss_3D_analysis.m

Finite Element Toolbox 2.1 by Rasmus Anthin

Piecewise linear Galerkin method with piecewise constant coeffs for static PDE probelms. (differential equation..., elliptic, fea)

[A,B,b]=genmat1(xn,a,b,s)

[A,B,b]=genmat2(xy,el,a,b,s)

[A,B,b]=genmat3(xyz,el,a,b,s)

sturm by Alexander Pletzer

Second order ODE solver using linear finite elements. (differential equation..., fem, sturmliouville)

sturm(X,BC,F,G,R)