% Functions for solving the EIT forward problem in 2D%% FEM integrals for the linear triangular elements%%  grinprodgaus     - Computes the integral of the product of the gradients in 2D FEM%  bound1           - Computes the boundary integral of one linear basis function in 2D FEM%  bound2           - Computes the boundary integral of the product of two linear basis functions in 2D FEM%% FEM integrals for the isoparametric quadratic triangular elements%%  grinprodgausquad - Computes the integral of the product of the gradients in 2D FEM for quadratic%                     isoparametric triangular elements%  grinprodgausnode - Computes the gradient part of the system matrix%                     in the linear basis case. The conductivity  is also in the linear basis.%  grinprodgausnodequad  - Computes the gradient part of the system matrix%                         in the quadratic basis case. The conductivity  is in the linear basis.%  boundquad1       - Computes the boundary integral of one quadratic basis function %  boundquad2       - Computes the boundary integral of the product of two quadratic basis functions %  electrlen        - Computes the length of the electrode in the case of isoparametric (quadratic) triangular element%% Functions for forward computations%%  Current          - Supplies some current patterns for 2D EIT%  FemMatrix        - Computes the blocks of the system matrix for 2D EIT with linear and quadratic basis %  FemMatrixNode    - Computes the blocks of the system matrix for 2D EIT with linear and quadratic basis. %                     Conductivity in linear basis.%  ForwardSolution  - Solves the potential distribution in 2D EIT%  RemoveVolt       - Removes all the voltages measured on the current carrying electrodes%  UpdateFemMatrix  - Assembles the system matrix for EIT%% Sparse trick%%  SparseCrush      -  Minimise memory requirement of sparse matrix