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annotate +blockmatrix/toMatrix.m @ 774:66eb4a2bbb72 feature/grids

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Remove default scaling of the system. The scaling doens't seem to help actual solutions. One example that fails in the flexural code. With large timesteps the solutions seems to blow up. One particular example is profilePresentation on the tdb_presentation_figures branch with k = 0.0005
author Jonatan Werpers <jonatan@werpers.com>
date Wed, 18 Jul 2018 15:42:52 -0700
parents 2501067f2fc7
children
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50a323da7c7f blockmatrix: Added function to convert blockmatrix to a regular matrix.
Jonatan Werpers <jonatan@werpers.com>
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1 function A = toMatrix(bm)
50a323da7c7f blockmatrix: Added function to convert blockmatrix to a regular matrix.
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2 if ~blockmatrix.isBlockmatrix(bm)
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3 error('blockmatrix:toMatrix:NotABlockmatrix', 'Input is not a blockmatrix');
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4 end
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6 div = blockmatrix.getDivision(bm);
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7 n = div{1};
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8 m = div{2};
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10 N = sum(n);
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11 M = sum(m);
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13 A = sparse(N,M);
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15 for i = 1:size(bm,1)
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16 for j = 1:size(bm,2)
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b079c437174c Use matlab style if
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17 if isempty(bm{i,j})
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c14875cf7ae6 Make blockMatrix.toMatrix faster for large matrices.
Martin Almquist <malmquist@stanford.edu>
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18 bm{i,j} = sparse(n(i),m(j));
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19 end
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20 end
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21 end
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c14875cf7ae6 Make blockMatrix.toMatrix faster for large matrices.
Martin Almquist <malmquist@stanford.edu>
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22 A = cell2mat(bm);
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23 end