function [pEigenBasis,pEigenFncZero,pBasisWeight,vEigenBasis,vEigenFncZero,vBasisWeight,eigenFreqMatrix,JZeroDerivLocations] = ... TwoD_Disk_TimeEvo_Isentropic_Basis(rBasisSize,thetaBasisSize,sigmaBarConst,domainRadius,rGridBase, ... rPoints,thetaGrid,thetaPoints,pertThetaIndex,pertTrigIndex) %%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%% %%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%% %\%%%\%%.-. .-.-. .-.-. .-.-. .-.-. .-.-. .-.-. .-.-. .-.-. %%\%%%\% %\%%%\%% \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ /%%\%%%\% %\%%%\%% `-/-' `-`-' `-`-' `-`-' `-`-' `-`-' `-`-' `-`-' -`-'%%\%%%\% %\%%%\%%-.___ %\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\% ("""%%\%%%\% %\%%%\%% __)%\%\ 2-D TIME EVOLUTION - DISC - ISENTROPIC \%\%) "")%%\%%%\% %\%%%\%% (__)%\%\ p,v EIGENFUNCTION BASES GENERATION \%\%)("")%%\%%%\% %\%%%\%% (__,%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%\%,-"" %%\%%%\% %\%%%\%%.-. .-.-. .-.-. .-.-. .-.-. .-.-. .-.-. .-.-. .-.-. %%\%%%\% %\%%%\%% \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ / / \ \ /%%\%%%\% %\%%%\%% `-`-' `-`-' `-`-' `-`-' `-`-' `-`-' `-`-' `-`-' -`-'%%\%%%\% %%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%% %%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%%%\%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %This function is to create the eigenfunction bases for p and v, % in the case of an isentropic 2-D disc, D = B_r^2(0), with boundary % conditions u * n = 0, dp/dn = 0 % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %The eigenfunctions are essentially described by the Helmholtz equation, % and thus the p and v bases would actually be infinite-dimensional. Since % the problem is 2-D, the eigenfunctions are indexed by 2 variables, an % r-index and a theta-index. %So the finite eigenfunction bases for p and v are determined by two % parameters N for the theta-index n and M for the r-index M: % n = 0,...,N-1 , m=1,...,M thetaEigenFncIndicies = (pertThetaIndex)*(0:1:thetaBasisSize-1); rEigenFncIndicies = 1:1:rBasisSize; %The eigenfunctions are of the form phi_nm = O_n(theta)*R_nm(r). The radial % component is given by R_nm(r) = J_m(sigmaBar*lambda_nm*r) where % lambda_nm is such that sigmaBar*lambda_nm*radius is the location at % which the derivative of the mth order Bessel function, J_m', reaches % zero for the nth time. %Tolerance with which to find the zero derivative locations besselFncZeroDerivTolerance = 1e-12; %initialize matrix for the (n,m)th eigenvalues eigenFreqMatrix = zeros(thetaBasisSize,rBasisSize); % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%% FIND RADIAL EIGENFUNCTIONS %%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % NOTE: 10/30/25 % Need to change this piece of code here to take advantage of the tables of % the zeros of the derivatives of Bessel functions that have been % pre-calculated to machine precision [JZeroDerivLocations,~] = BessDerivZerosBisect2(thetaEigenFncIndicies,rEigenFncIndicies,besselFncZeroDerivTolerance); %temp1 = load('besselFunctionPrecalculatedDerivativeZeros.mat'); %temp2 = fieldnames(temp1); %besselDerivativeZeroDataTable = temp1.(temp2{1}); %clear temp1 temp2 %Now, with an ordered lists of the locations of zero derivatives of J_n(x), % R'_(n,m)(r_0) = J'_n(lambda_(n,m)*sigmaBar*r_0) -> r_m = lambda_(n,m)*sigmaBar*r_0 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% for n = 1:thetaBasisSize %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % for m = 1:rBasisSize % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % eigenFreqMatrix(n,m) = JZeroDerivLocations(n,m) / (sigmaBarConst*domainRadius); %This matrix consists of the values of the m-th Bessel function % corresponding to O_n(theta). This means that for O_n(theta) = % a_n*cos(n*theta) + b_n*sin(n*theta), the m-th corresponding r % eigenfunction is J_(n,m)(r) = J_n(sigmaBar*lambda_(n,m)*r) where % J_n denotes the n-th order Bessel function and lambda_(n,m) is such % that sigmaBar*lambda_(n,m)*R is the m-th derivative zero. This is % so we have the Neumann cond satisified, % J'_n(sigmaBar*lambda*R)=0, where R is the radius of the disc. rEigenFunctionMatrix(n,m,:) = besselj(thetaEigenFncIndicies(n),rGridBase * eigenFreqMatrix(n,m) * sigmaBarConst); % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % end % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%% FIND ANGULAR EIGENFUNCTIONS %%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %We now have an array of values for each R_(n,m) on rGrid. So we just need % to similarly get arrays of values of each O_n on thetaGrid to take the % product and find the full p-basis (and v-basis). %Solving the theta equation when separating variables just gives % O_n(theta) = a*cos(n*theta) + b*sin(n*theta) %NOTE 9/16/25: %Currently disregarding sine variant of eigenfunctions because depending on % whether the starting k-mode choice of an eigenfunction is a cosine or % sine variant. The basis of eigenfunctions needed will be those that we % can get by interacting the $k$-mode with itself (any number of times) %E.g. if we are starting with an eigenfunction with angular term % cos(2w), then we will need to construct the p-eigenbasis as all % eigenfunctions that have angular part 1,cos(2w),cos(4w),cos(6w),... % The list of possible theta-indicies start at n=0, however matlab indexing % starts at 1, so when we have theta index n, this really corresponds to % (n-1) angular symmetries, that is cos((n-1)w) or sin(n-1)w) thetaEigenFunctionMatrix = zeros(thetaBasisSize,thetaPoints); thetaEigenFunctionMatrix(1,:) = (1/sqrt(2*pi))*cos((0)*ones(1,thetaPoints)); %Scaling factor to normalize eigenfunctions different for % theta-index = 0 eigenfunctions. So set these (would be n = 1) and % then just loop starting from n = 2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% for n = 2:thetaBasisSize %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % if pertTrigIndex == 0 % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % thetaEigenFunctionMatrix(n,:) = (1/sqrt(pi))*cos((n-1)*(pertThetaIndex)*thetaGrid); % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % else % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% if mod(n,2) == 0 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% thetaEigenFunctionMatrix(n,:) = (1/sqrt(pi))*cos((n-1)*(pertThetaIndex)*thetaGrid); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% if mod(n,2) == 1 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% thetaEigenFunctionMatrix(n,:) = (1/sqrt(pi))*sin((n-1)*(pertThetaIndex)*thetaGrid); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % end % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %If we want our fixed k-mode phi_k = R_nm(r)O_m(phi) to be a sine % variant eigenfunction O_m(phi) = cos(m*phi) or sin(m*phi) % then the iteraction terms will have terms of the form % cos(j*m*phi) or sin(j*m*phi) depending on whether j is even % or odd [even j -> sin^2 * ... * sin^2 -> cos(2phi), cos(0) % (NOTE: combining any of these interaction terms into new % iteraction terms does not create any new trig terms) % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% CREATE INITIAL EIGENBASIS MATRIX %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %The pEigenBasis matrix and the others will have dimensions % N x M x thetaPoints x rPoints % the first 2 indicies specify the (n,m) eigenfunction we want the % matrix of values for %So pEigenBasis(2,3,:,:) gives us the matrix of values of the appropriate % version of the p-basis eigenfunction phi_(2,3)/sigmaBar on the % discretization of the disk rGrid x thetaGrid pEigenBasis = zeros(thetaBasisSize,rBasisSize,thetaPoints,rPoints); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% for n = 1:thetaBasisSize %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % for m = 1:rBasisSize % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% for i = 1:thetaPoints %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % for l = 1:rPoints % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % pEigenBasis(n,m,i,l) = rEigenFunctionMatrix(n,m,l) * thetaEigenFunctionMatrix(n,i); % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % end % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% pEigenFncTemp = zeros(thetaPoints,rPoints); pEigenFncTemp(:,:) = pEigenBasis(n,m,:,:); % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % end % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%% NORMALIZE EIGENBASIS MATRIX %%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %J_0(0) = 1, J'_0(0) = 0 while J_n(0) = 0, J'_n(0) ~= 0 for all n >= 1, % so we will have one family of radially constant eigenfunctions % one of these also has constant angular part, so we treat the single % constant eigenfunction separately. Normalized, this eigenfunction % will just be 1/|D| %pEigenFncZero = (1/(sqrt(pi)*domainRadius))*ones(thetaPoints,rPoints); %vEigenFncZero = (1/(sqrt(pi)*domainRadius))*ones(thetaPoints,rPoints); pEigenFncZero = ones(thetaPoints,rPoints); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% for i1 = 1:thetaPoints %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% pEigenFncTempRay(:) = pEigenFncZero(i1,:); rayVector(i1) = simps2DCopy(rGridBase,((pEigenFncTempRay.*pEigenFncTempRay).*rGridBase)); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% pEigenFncTempNorm = simps2DCopy(thetaGrid,rayVector); pEigenFncZero = pEigenFncZero/sqrt(pEigenFncTempNorm); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% for n1 = 1:thetaBasisSize %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % for m1 = 1:rBasisSize % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % pEigenFncTemp = zeros(thetaPoints,rPoints); pEigenFncTemp(:,:) = pEigenBasis(n1,m1,:,:); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% for i1 = 1:thetaPoints %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% pEigenFncTempRay(:) = pEigenFncTemp(i1,:); rayVector(i1) = simps2DCopy(rGridBase,((pEigenFncTempRay.*pEigenFncTempRay).*rGridBase)); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% pEigenFncTempNorm = simps2DCopy(thetaGrid,rayVector); pEigenBasis(n1,m1,:,:) = pEigenBasis(n1,m1,:,:)/sqrt(pEigenFncTempNorm); % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % end % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% vEigenBasis = pEigenBasis; pBasisWeight = sigmaBarConst^2; vBasisWeight = sigmaBarConst^((-1)*2); pEigenBasis = pEigenBasis * (sigmaBarConst^(-1)); vEigenBasis = pEigenBasis * (sigmaBarConst^2); pEigenFncZero = pEigenFncZero/sigmaBarConst; vEigenFncZero = pEigenFncZero*sigmaBarConst^2; %The u-basis eigenfunctions will be 2-D matricies, however a matrix of the % matricies of values of these eigenfunctions is not actually required for % the NL evolution. So for now the u-basis will not be calculated end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
twoD_Disc_TimeEvo_Isentropic_Basis.m