#Example_212 2D rectangular cartesian bilinear element fitted to stripe data # fem define window fem define node;m #define four nodes fem define base;p #choose bilinear basis fem define element;m #pick four nodes (LH top,RH top,LH bott,RH bot) fem define data;m #locate say 5 data points in a line within element fem define xi;c data #calculate Xi material positions within element fem define xi;w data #write Xi positions to file fem cancel data #gets rid of initial data positions fem define field;d #defaults to 2 field variables, initially all zero fem define elem;d field #defaults with elements fem define data;m #locate new data positions fem define xi;r data #associates old Xi material coords with new data fem list data #list data positions and Xi material coords fem draw data #draws data points fem draw data proj #draws data point projections to material points fem define fit;p geom #fix 2 nodes to stop translation and rotation fem list nodes #notice that field positions have initial coords fem fit geometry #least-squares fit of nodal x,y coords fem list nodes #notice that unfixed field values have changed fem update nodes #updates nodal coords to new fitted values fem list nodes #notice that field values have moved to coords fem draw;add line #draws new mesh fem draw data proj #draws new data point projections to material points fem list data error #lists error for least squares fit fem quit
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example_212.com 19-Jul-2001 3.5k data.ipxi 10-Apr-2000 175 example_212.ipbase 10-Apr-2000 1.1k example_212.ipdata 10-Apr-2000 676 example_212.ipelem 10-Apr-2000 351 example_212.ipfit 13-Apr-2007 2.0k example_212.ipnode 10-Apr-2000 977 example_212.ipxi 10-Apr-2000 175 file.ipbase 10-Apr-2000 1.1k file.ipelem 10-Apr-2000 351 file.ipnode 10-Apr-2000 977
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examples_2_21_212.tar.gz 14-Apr-2007 3.7k
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