# Example_231 Fit a field over two elements using orthogonal data projections
fem #set the FEM environment
fem define node;r;example_231;example #reads 4 nodal coordinates
fem define base;r #define bilinear basis
fem define element;r #reads 1 element
fem define window;c #calculates plotting window coordinates
fem define data;r geometry #reads 14 geometric data points from data
# file
fem def xi;c orthog #calculates xi projections onto linear elements
fem list data #shows data with weights and xi positions
fem define field;r #reads a field for fitting (initially zero)
fem define elem;r field
fem define fit;r
fem list fit #shows fitting dof's
fem fit #fits field coordinate increments to data
fem update node in 1 #transfers field increments to the geometric
# variable
fem define line;c #to recalculate line information with new
# basis
fem cancel xi #to cancel current xi locations...
fem define data;c xi orthog #...and calculate new ones
fem draw line #draw line segments
fem draw data #draw data segments
fem draw data proj #draw data projections
fem quit
Name Modified Size
example_231.com 10-Apr-2000 2.9k example_231.ipbase 10-Apr-2000 1.1k example_231.ipcoor 10-Apr-2000 858 example_231.ipdata 10-Apr-2000 3.3k example_231.ipelem 10-Apr-2000 635 example_231.ipelfd 10-Apr-2000 368 example_231.ipfiel 10-Apr-2000 771 example_231.ipfit 13-Apr-2007 1.5k example_231.ipnode 10-Apr-2000 1.3k example_231.ipwind 10-Apr-2000 532 test.com 10-Apr-2000 2.9k test.ipbase 10-Apr-2000 1.5k test.ipcoor 10-Apr-2000 570 test.ipelem 10-Apr-2000 713 test.ipnode 10-Apr-2000 5.7k
Name Modified Size
examples_2_23_231.tar.gz 14-Apr-2007 4.9k
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Input last modified: Fri Apr 13 10:31:16 2007